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 customer thought the souvenir was overpriced. (A) The vender sold it to him. (B) He bargained with the vendor., Question: effect
Example Output: B

Example Input: The stranger cried out to me in a foreign language. (A) I stared blankly at him. (B) I stopped to chat with him., Question: effect
Example Output: A

Example Input: The stain came out of the shirt. (A) I patched the shirt. (B) I bleached the shirt., Question: cause
Example Output:
B