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:
The toddler of Katrina eats a lot more than Monica's, though they are the same age. _ 's toddler is lighter. (A) Katrina (B) Monica

Ex Output:
B


Ex Input:
Matthew explained to Kyle about how he was going to fly standby in order to save money.  _ was worried. (A) Matthew (B) Kyle

Ex Output:

B