In this task, you are given a question containing a blank (_) and two options. You should pick the best option to answer the question. Please answer with "A" or "B".

Ex Input:
Rebecca showed Jennifer how to heal a fever by herself.  _ sure was knowledgeable. (A) Rebecca (B) Jennifer

Ex Output:
A


Ex Input:
Maria replaced her wood floor with carpet in her entire house because the _ was fashionable. (A) wood (B) carpet

Ex Output:
B


Ex Input:
More bottles could not be kept in the chests because the _ are not that big. (A) chests (B) bottles

Ex Output:

A