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]: Betty accused Lindsey of cheating, because _ had gone out of their way to break the rules. (A) Betty (B) Lindsey
[A]: B


[Q]: Mary needed the help of Christine to navigate getting their name changed on a social security card, so _ asked for help. (A) Mary (B) Christine
[A]: A


[Q]: The housesitter wrote the messages on the chalkboard instead of the notepad because the _ was obscure. (A) chalkboard (B) notepad
[A]:
B