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".

Ex Input:
The customer filed a complaint with the store manager. (A) The sales associate undercharged the customer. (B) The sales associate acted rude to the customer., Question: cause

Ex Output:
B


Ex Input:
The vase broke. (A) I stenciled it. (B) I glued it back together., Question: effect

Ex Output:
B


Ex Input:
The couple travelled south for the winter. (A) They were retired. (B) They were separated., Question: cause

Ex Output:

A