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 Input: Paragraph: When particles move more quickly, temperature is higher and an object feels warmer.
 Question: Jan is cold, so she starts to jog in place. The slower Jan jogs, she will feel warmer 
 Choices: A)quicker 
B)slower
Example Output: slower

Example Input: Paragraph: By using multiple stages, empty fuel containers could drop away. This reduced the mass of the rocket so that it could fly higher.
 Question: Ray was traveling in rocket leaving orbit. He keeps the empty fuel containers on board so the ship can fly 
 Choices: A)higher 
B)lower
Example Output: lower

Example Input: Paragraph: A given volume of a denser substance is heavier than the same volume of a less dense substance.
 Question: Sarah is carrying two tubs, one is filled with rocks, the other with feathers. The tub with rocks will be heavier because it is 
 Choices: A)more dense 
B)less dense
Example Output:
more dense