Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Sentence: A slice of bread can slide a greater distance across a serving plate then across a floor. Question: Which surface provides more friction to the slice of bread? (A) serving plate (B) floor
Student:
floor