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]: Mailing a letter was easy for Kevin but not Brett because _ had a post office near his house. (A) Kevin (B) Brett
[EX A]: A

[EX Q]: She disdained the mountains but appreciated the beauty of the canyons, as the _ were so repulsive to her. (A) mountains (B) canyons
[EX A]: A

[EX Q]: Samuel regularly showered and put on deodorant, while Derrick did not. _ had a disgusting smell. (A) Samuel (B) Derrick
[EX A]:
B