Explanation:
The Active voice emphasizes the person or agent who performs an action. The Passive voice emphasizes the receiption of the action or the action itself
A. Shall I take it?
It is A because the secretary works for the boss and it is part of the job to answer phone calls.
Quieres ayudo con todo eso? es mucho nomas pones un 'a' o 'an' donde se escuche mas correcto