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".

Katrina trained Tanya to do aerobic exercise because _ was a trainer in great shape. (A) Katrina (B) Tanya
A

Samuel liked eating with chopsticks, while Jeffrey liked forks, so _ generally favored metal utensils. (A) Samuel (B) Jeffrey
B

The child's aquarium would not fit on the desk because the _ was too narrow. (A) desk (B) aquarium

A