You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the **incorrect** answer (return the string of the incorrect option, not A/B).

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
Jim

Sentence: Rolling a golf ball along the fairly is very easy, but rolling one along tall grass is difficult. Question: Which surface will let a golf ball roll for a longer distance? (A) fairway (B) tall grass
tall grass

Sentence: A pickup and a van are both driving on the highway at 60 mph. Question: If the pickup pulls off at an exit and stops sooner then the van, which vehicle would have traveled the shorter distance? (A) pickup (B) van

van