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".

Elena was typing busily away at their desk when Rachel came out of their office and asked them to make a call for them. The boss was _ . (A) Elena (B) Rachel
B

The man was going to transfer his plant into a different pot but the _ was too large. (A) plant (B) pot
A

Frustration was a daily part of Robert's life and not Lawrences, since _ was a patient person. (A) Robert (B) Lawrence

B