You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct option for the given question. Write down the answer index: 'A' or 'B'.

[EX Q]: Sentence: The glassblower mistakenly let the liquid glass become too hard and when he tried to manipulate its shape, it snapped. Question: Which glass could be shaped and bent more easily? (A) The liquid glass (B) The hardened glass
[EX A]: A

[EX Q]: Sentence: A jackfruit experiences low friction on a red surface and high friction on a purple surface. Question: Which surface is smoother? (A) red surface (B) purple surface
[EX A]: A

[EX Q]: Sentence: Sue was angry and kicked the oak door to her house.  It barely budged. When she went inside, she kicked the plywood door to her room.  Her foot went right through. Question: Which door was thicker? (A) the oak door thicker (B) the plywood door was thicker
[EX A]:
A