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".

At Jan's home, she dusted the dresser more frequently than the fan, because the _ was more difficult to reach. (A) fan (B) dresser
A

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
B

Every week, Tanya went to see Kayla who was a physical therapist because _ was experiencing back problems. (A) Tanya (B) Kayla

A