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]: Ian wants to melt almond bark and asks Michael for an advice, because _ has a lot of experience. (A) Ian (B) Michael
[A]: B


[Q]: Kenny used the bleach rather than the soap to remove the stains off the shirt. The _ was more concentrated. (A) bleach (B) soap
[A]: A


[Q]: When we dissolved our partnership, Bill took my stapler and my garbage bin; the joke's on him because the _ was full when he took it. (A) stapler (B) bin
[A]:
B