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]: As such a talented artist, Laura had much to offer Sarah in learning to paint, and _ was eager to teach. (A) Laura (B) Sarah
[EX A]: A

[EX Q]: The security guard prevented Felicia from entering the arena unlike Cynthia because _ was kicked out. (A) Felicia (B) Cynthia
[EX A]: A

[EX Q]: When Derrick told Christopher about quitting school to provide for their family, _ started panicking. (A) Derrick (B) Christopher
[EX A]:
A