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: Tom throws a rubber ball and an ice ball of equal diameter. Question: Which ball is least likely to break? (A) Rubber ball (B) Ice ball

Ex Output:
A


Ex Input:
Sentence: Major Tom, an astronaut, used to jump up and down on Earth, and he never got higher than a meter in the air.  When his ship landed on Ceres, he jumped up and kept going and going higher and higher. Question: Why? (A) Earth has greater mass (B) Ceres has greater mass

Ex Output:
A


Ex Input:
Sentence: A rabbit weighs less then a snake. Question: Which animal will accelerate faster? (A) rabbit (B) snake

Ex Output:

A