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

Ex Output:
B


Ex Input:
The key was missing from my pants pocket. (A) The pocket had a hole. (B) The pants were new., Question: cause

Ex Output:
A


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

Ex Output:

B