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:
The woman wanted to store her boots in the boxes but the _ were too small. (A) boxes (B) boots

Ex Output:
A


Ex Input:
Nick was given a dose of medication by Matthew because he had a fever. _ checked on him later. (A) Nick (B) Matthew

Ex Output:
B


Ex Input:
I used an ax to chop down a tree, but had to get a bigger ax because the _ was too thick. (A) ax (B) tree

Ex Output:

B