Q: In this task, you're given a question, along with three passages, 1, 2, and 3. Your job is to determine which passage can be used to answer the question by searching for further information using terms from the passage. Indicate your choice as 1, 2, or 3.
Question: In which country did Brinkhorst receive his Bachelor of Laws degree? Passage 1:Brinkhorst attended the Christian Gymnasium Sorghvliet in The Hague from June 1945 until June 1954 and applied at the Leiden University in June 1954 majoring in Law and obtaining an Bachelor of Laws degree in June 1956 before graduating with an Master of Laws degree in July 1959. Brinkhorst applied at the Columbia University in New York City in August 1959 for a postgraduate education in Political science and obtained an Bachelor of Social Science degree before graduating with an Master of Social Science in September 1961. Brinkhorst worked as a paralegal at Shearman & Sterling in New York City from September 1961 until December 1962. Brinkhorst worked as a researcher at the Leiden University from December 1962 until January 1967 and as an associate professor of International law at the Leiden University from April 1965 until January 1967 and as a professor of International law, International relations and European law at the University of Groningen from January 1967 until 11 May 1973. Brinkhorst served on the Provincial-Council of Groningen from July 1970 until August 1971. After the election of 1972 Brinkhorst was appointed as State Secretary for Foreign Affairs in the Cabinet Den Uyl, taking office on 19 December 1977. The Cabinet Den Uyl fell on 22 March 1977 after four years of tensions in the coalition and continued to serve in a demissionary capacity. Brinkhorst was elected as a Member of the House of Representatives after the election of 1977, taking office on 8 June 1977 but he was still serving in the cabinet and because of dualism customs in the constitutional convention of Dutch politics he couldn't serve a dual mandate he subsequently resigned as State Secretary on 8 September 1977. After the election of 1981 the Leader of the Democrats 66 and Parliamentary leader of the Democrats 66 in the House of Representatives Jan Terlouw was appointed as Deputy Prime Minister and Minister of Economic Affairs in the Cabinet Van Agt II and Brinkhorst was selected as his successor as Parliamentary leader in the House of Representatives on 11 September 1981. After the Leader of the Democrats 66 Terlouw announced that he was stepping down as Leader following a big loss in the election of 1982 the Democrats 66 leadership appointed Brinkhorst as his successor on 8 September 1982. In October 1982 Brinkhorst was nominated as Ambassador of the European Union to Japan, he resigned as Leader and as Parliamentary leader and as a Member of the House of Representatives on 11 November 1982 and was installed as Ambassador, taking office on 1 December 1982. In December 1986 Brinkhorst was nominated as Director-General of the Scientific Committee on Consumer Safety of the European Commission, he resigned as Ambassador the same day he was installed as Director-General, serving from 1 January 1987 until his resignation 19 July 1994. 
 Passage 2:After the Nazis came to power, he emigrated to Switzerland in 1933 and to the United States later. He began his studies in Zurich and worked part-time as a house teacher. Meanwhile, he wrote articles and book reviews for the Neue Zürcher Zeitung, using several pseudonyms because of prohibition of work. He earned his PhD and taught French and German Literature at various universities, including Princeton University and University of Wisconsin-Madison. During a journey to Europe, Vordtriede was surprised by the outbreak of the Second World War and interned as an Enemy alien in occupied France. By interventions, he became free months later and was allowed to go back to America. He met his mother in New York City late in 1941, who also emigrated to the USA. He received the American citizenship in 1946 and became a Guggenheim Fellow in 1957. His sister Fränze emigrated in 1947 and went to Philadelphia.
 Passage 3:Johann Diederich Gries was born into a prosperous Hamburg family, the fourth of his parents' seven recorded sons. Franz Lorenz Gries (1731-1803), his father, was a merchant and city senator. His mother Johanna also came from a mercantile background. He undertook an apprenticeship in business with a Hamburg wholesale merchant for three years between 1793 and 1795 which, he let it be known, was a miserable thing to have to do. After his elder brother Ludwig had intervened with their father on his behalf he was permitted to embark on a period of study in Law, enrolling at the University of Jena in October 1795. At Jena his naturally affability, his abundance of inoffensive humour and his exceptional talent as a piano player all combined to gain him ready access to the homes and social circles of the professors. He also acquired an extensive network of lifelong friend among his student contemporaries, such as Johann Georg Rist, Johann Friedrich Herbart, , also including a couple of years later Georg Arnold Heise, August Ludwig Hülsen and . At the home of the anatomist Justus Christian Loder he got to know Goethe and Schiller, Herder and Fichte. It was nevertheless striking that while his literary awareness and social circle developed rapidly, he approached his studies in jurisprudence with a marked absence of diligence. Early in 1797 he returned to Hamburg for a visit during which he renewed his friendship with Johann Albert Heinrich Reimarus and Friedrich Heinrich Jacobi. That summer he accompanied Caroline Schlegel and her daughter to Dresden where Schlegel was staying. That also gave him the opportunity to meet Schelling by whom he was much impressed. Around this time he also visited Freiberg where he was warmly received by . 

A:
1