You are given a sentence, a question and two answer options. Your task is to write down the index ('A' or 'B') of the **incorrect** option for the given question.

Q: Sentence: A microscope experiences less resistance when sliding across a lab table then when sliding across a lab floor. Question: Which surface will force the microscope to register less of an increase in temperature? (A) lab table (B) lab floor

A: B
****
Q: Sentence: James has rigorous fencing lessons in the morning, and in the evening goes to see a film at the cinema with his girlfriend. Question: Where is he less likely to be sweaty? (A) While fencing (B) While watching a movie

A: A
****
Q: Sentence: A paper towel is placed over a cup. So is a sheet of iron. Question: Which surface will be easier to drill through? (A) Iron (B) Paper Towel

A:
A
****