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".

[Q]: I bought a lamp and placed it in my room, because the _ was bright. (A) room (B) lamp
[A]: B

[Q]: Robert made sexist remarks to their coworkers but Matthew refrained. _ was dismissed for their behavior. (A) Robert (B) Matthew
[A]: A

[Q]: Katrina showed Carrie how to assemble her own computer from scratch. _ was really talented. (A) Katrina (B) Carrie
[A]:
A