Marita is applying to volunteer at the local animal shelter. She asked her friend Amos to read her application, and he said this sentence wasn’t clear:

Whenever one of my neighbors goes on vacation, I take care of their three parrots.

How should she change the sentence to make it clear and correct?

A.
Whenever my neighbor goes on vacation, I take care of her three parrots.

B.
Whenever one of my neighbors go on vacation, I take care of their three parrots.

C.
Whenever my neighbor goes on vacation, I take care of its three parrots.

D.
I take care of their three parrots whenever one of my neighbors goes on vacation.