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 boy's mouth stung. (A) He ate a pepper. (B) He blew out the candle., Question: cause

Ex Output:
A


Ex Input:
Everyone in the class turned to stare at the student. (A) The student's phone rang. (B) The student took notes., Question: cause

Ex Output:
A


Ex Input:
I lingered in bed upon awakening. (A) I was hungry. (B) It was Saturday., Question: cause

Ex Output:

B