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 cat purred. (A) It scratched me. (B) I petted it., Question: cause
Example Output: B

Example Input: The girl received a trophy. (A) She won a spelling bee. (B) She made a new friend., Question: cause
Example Output: A

Example Input: The button on my shirt fell off. (A) I sewed the button back on. (B) I glued the button back on., Question: effect
Example Output:
A