In this task, you are given a premise sentence, two possible options and a question word. If the question was cause you should select the option that is a possible cause of the premise sentence, and if the question word was effect you should find the option which is a possible effect of the premise sentence. Answer with "A" or "B".

Example Input: The grape juice fermented. (A) The juice turned to wine. (B) The juice evaporated., Question: effect
Example Output: A

Example Input: The woman felt lonely. (A) She renovated her kitchen. (B) She adopted a cat., Question: effect
Example Output: B

Example Input: The boy had trouble buttoning his shirt. (A) He refused to wear the shirt. (B) He asked his mother for help., Question: effect
Example Output:
B