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.

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
Earth has greater mass

Sentence: Jack is rubbing his hands together for warmth but it isn't working very well. He puts a leather glove on one hand and leaves the other bare and rubs them together again and gets more heat but notices that it takes more effort to move his hand further along the surface. Question: Which surface has more friction? (A) HAND (B) LEATHER GLOVE
LEATHER GLOVE

Sentence: Mike knows that his tank is really slow and that his car is pretty fast. Question: Which vehicle would take longer to get him to work if he were to commute in it? (A) tank (B) car
tank