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]: Randy was planning the wedding of his friend Ian because _ got overwhelmed by the stress of handling it. (A) Randy (B) Ian
[EX A]: B

[EX Q]: Carrie asked Patricia if she had remembered to bring the insulin with them but _ had forgotten. (A) Carrie (B) Patricia
[EX A]: B

[EX Q]: We were more careful when we were handling the acid than the lye because the _ was more safe. (A) acid (B) lye
[EX A]:
B