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]: 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
[EX A]: A

[EX Q]: John could not buy the item from the store but he was able to buy it in a mall. The _ is closed. (A) store (B) mall
[EX A]: A

[EX Q]: Justin made a knotted ribbon necklace for Donald because _ knew how to make them. (A) Justin (B) Donald
[EX A]:
A