In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.

[EX Q]: Fact: cows only eat plants. Question: If a cow is offered a choice, it will turn down?
[EX A]: a chunk of pork

[EX Q]: Fact: each of the moon 's phases usually occurs once per month. Question: A boy is waiting to see a full moon. He notes that the full moon is tonight, and looks at it. If he wants to see another, he must wait?
[EX A]: a month

[EX Q]: Fact: burning gasoline is a source of pollution. Question: Another source of pollution may be?
[EX A]:
throwing things in the ocean