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]: The bits of sand in clam chowder bothered Justin, but it didn't bother Brian because _ didn't understand that the sand means that it's fresh. (A) Justin (B) Brian
[A]: A


[Q]: Sarah took their bird to Rachel at the vet office, but _ thought their bird was acting normally. (A) Sarah (B) Rachel
[A]: B


[Q]: Monica needed comfort from Elena because _ felt like a terrible parent some of the time. (A) Monica (B) Elena
[A]:
A