Detailed Instructions: You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct option for the given question. Write down the answer index: 'A' or 'B'.
Q: Sentence: A panther running through a forest has a rougher time then one running through the jungle. Question: Which area will make the panther get hotter as he runs? (A) jungle (B) forest
A:
B