You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct answer (return the string of the correct option, not 'A' or 'B') for the given question.

Example Input: Sentence: Bob is a human. Carl's a zombie. Carl is chasing Bob. Bob is sweating a lot. Carl would be sweating, but he's dead. Bob's pretty scared, and is running very, very quickly. Question: His shirt is drenched in sweat! Who's exercising more? (A) the human is exercising more (B) the zombie is exercising more
Example Output: the human is exercising more

Example Input: Sentence: A falcon and a bear both cross a giant field at full speed. Question: Which animal crosses the field first? (A) Falcon (B) Bear
Example Output: Falcon

Example Input: Sentence: Astronauts exploring the galaxy first land on a red planet and later land on a green planet. The red planet is larger in mass than the green planet. Question: On which of these planets will the astronauts feel a lower gravitational force? (A) the red planet (B) the green planet
Example Output:
the green planet