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]: Jenny found that using peroxide instead of toothpaste on her teeth gave her a better smile, because with _ her teeth were browner. (A) peroxide (B) toothpaste
[A]: B


[Q]: Nelson was having trouble paying their mortgage but not Eric because _ had their hours cut at work. (A) Nelson (B) Eric
[A]: A


[Q]: Angela was more thankful for the gift than Erin was because _ had low expectations. (A) Angela (B) Erin
[A]:
A