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 Q]: The doors collapsed instantly while the windows were intact, since the _ were weak against the pressure of the wind. (A) doors (B) windows
[EX A]: A

[EX Q]: Aaron went to pick up Michael, who needed a ride to the airport, and _ was very grateful. (A) Aaron (B) Michael
[EX A]: B

[EX Q]: Jeffrey is able to use a ribbon to tie their hair while Samuel can't because _ has really short hair. (A) Jeffrey (B) Samuel
[EX A]:
B