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: Tom and Jim are brothers.  Tom is thirteen and Jim is six.  Tom is much bigger.  They go out to throw rocks at the lake. Question: Who can throw them farther? (A) Tom (B) Jim
Tom

Sentence: Zachary likes to push his toy car around the house. His mom notices his car rolls slower on the carpet in the dining room than on the hardwood floor in the nursery. Question: Which surface has the greatest resistance? (A) the hardwood floor or (B) the dining room carpet
the dining room carpet

Sentence: A model car rolling across a desk is experiencing more friction then one rolling across a display case. Question: Which surface will give the model car a rougher ride? (A) display case (B) desk

desk