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]: Benjamin pushed his ear against the door to hear Samuel talk because _ was talking about him. (A) Benjamin (B) Samuel
[A]: B


[Q]: The doctor told Michael to reduce his blood sugar intake and not Kenneth, because _ blood pressure is high. (A) Michael (B) Kenneth
[A]: A


[Q]: The robber decided to steal the diamond and throw away the fake artifact. The _ was more valuable. (A) diamond (B) artifact
[A]:
A