You will be given a definition of a task first, then some input of the task.
You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

Paragraph: The more cylinders a car engine has, the more powerful its engine can be.
 Question: Tommy traded in his four-cylinder Pinto for an eight-cylinder Mustang. The Mustang engine was 
 Choices: A)more powerful 
B)less powerful.
Output:
more powerful