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.

[EX Q]: Sentence: Bob has two almost identical toy wagons that his dad built for him, one red one and one blue one. He's piled a bunch of toys and other objects in both of them. He pushes the blue one and it easily goes fast across the patio. He pushes the red one, and it barely gets moving. Question: Which one has a lighter load? (A) the red wagon (B) the blue wagon
[EX A]: A

[EX 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
[EX A]: B

[EX Q]: Sentence: The old bookcase held all of Ted's heavy textbooks with no problem, but the stylish new shelves his wife bought when she remodeled the house snapped under the weight in a day. Question: Which bookshelf was made of thinner wood? (A) The new bookshelf had thinner wood (B) The old bookshelf had thinner wood
[EX A]:
B