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.

Sentence: Rubbing your finger across a trackpad is very easy, but rubbing it across a piece of sandpaper results in high friction. Question: Which surface will let you rub your finger a greater distance? (A) trackpad (B) sandpaper
B

Sentence: Maria is a bartender. When she slides a glass across the wooden bar, she notices it is smooth. At home, her counter is stone and bumpy. Question: If she would slide the glass across both counters, which would have less friction? (A) wood counter (B) stone counter
B

Sentence: Suppose you see an Elephant at the zoo and look up into the night sky right after. Question: Which object looks bigger? (A) Elephant (B) Moon

B