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: I clumsily bumped into the stranger. (A) I ran away. (B) I apologized to him., Question: effect
Example Output: B

Example Input: I learned how to play the board game. (A) My friend explained the rules to me. (B) My friend got the rules wrong., Question: cause
Example Output: A

Example Input: The man drank heavily at the party. (A) He had a headache the next day. (B) He had a runny nose the next day., Question: effect
Example Output:
A