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 doors collapsed instantly while the windows were intact, since the _ were weak against the pressure of the wind. (A) doors (B) windows

Ex Output:
A


Ex Input:
Angela had to hire Natalie as a contractor, since _ had plenty of experience to build a house. (A) Angela (B) Natalie

Ex Output:
B


Ex Input:
The man was more careful with the firearms than the knives because the _ were more dangerous. (A) firearms (B) knives

Ex Output:

A