How should the administrator fulfill these requirements?

Ursa Major Solar has the following environment and requirements:

– Critical, high-priority accounts have an assigned District Manager, Sales Representative, Inside Sales Representative, and Customer Service Representative.

– The Sales Manager wants to prevent these accounts from being inadvertently contacted more than once on the same day.

– The Sales Manager wants to report on various customer interactions.

How should the administrator fulfill these requirements?
A . Log a case on the account.
B . Enter comments into the notes section on the account.
C . Post customer interactions in Chatter on the account.
D . Log a separate task, call, or activity on the account.

Answer: D