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: A leather glove sliding along a door knob doesn't experience as much friction as one sliding along a grab bar. Question: Which surface will let the glove slide a greater distance? (A) door knob (B) grab bar
grab bar

Sentence: Jim is a professional hockey player. He knows that wet ice is rougher than dry ice. Question: Which type of ice can he skate faster on? (A) wet ice (B) dry ice
wet ice

Sentence: A cutting board is put over a metal sink. Sarah cuts some vegetables on the cutting board. The cutting board slides around. She moves the cutting board onto a wet dish rag on the counter. Then she cuts more vegetables. The cutting board doesn't slide around. Question: Which one of these sticks to the cutting board more safely? (A) metal sink top (B) wet dish rag

metal sink top