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).
Example: Paragraph: Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.
 Question: John's town used to have lots of water, back when there were only a few hundred people. However, now that the town holds several thousand people, the water availability is 
 Choices: A)scarce 
B)plentiful
Example solution: scarce
Example explanation: Based on the information given in the paragraph, population growth will make water more scarce, so that is the correct answer.

Problem: Paragraph: Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.
 Question: John was playing with alkanes in his lab. If he increased the amount of carbon atoms in an alkane, what would happen to the boiling point of that alkane? 
 Choices: A)decrease? 
B)increase
Solution: increase