How could the administrator enable the sales rep to give record access to a colleague?

A sales rep at AW Computing needs to give read/write access to an Account and related records to a teammate #m*e the sates rep is on vacation.

How could the administrator enable the sales rep to give record access to a colleague?
A . Add the Manual Sharing button the page layout.
B . Enable public groups for sharing.
C . Include the nap on the Opportunity Team.
D . Create an ownership-based sharing rule.

Answer: C