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'.

Ex Input:
Sentence: Mike is standing closer to a flashlight then to a lamp. Question: Which object seems brighter to him? (A) flashlight (B) lamp

Ex Output:
A


Ex Input:
Sentence: A kettle sliding across a gas oven has a smooth ride, but one sliding across an electric oven has a rough ride. Question: Which oven is providing more friction to the kettle? (A) gas oven (B) electric oven

Ex Output:
B


Ex Input:
Sentence: From far away, Jane saw an angry white speck on a red bump on her son's neck.  When she got closer, she saw the puss oozing from an engorged volcano of skin. Question: When did the pimple look bigger? (A) when the pimple was far away (B) when the pimple was up close

Ex Output:

B