Which two solutions should a consultant propose to meet this need?

A nonprofit organization is using Volunteers for Salesforce and wants its volunteers to be able to log their own volunteer hours.

Which two solutions should a consultant propose to meet this need? Choose 2 answers
A . Set up a workflow rule with a weekly email alert sent to all volunteers asking them to reply back and report their hours for the week and then a user will manually enter the hours in Salesforce.
B . Set up a Chatter Group for each volunteer job, add volunteers who are assigned to that job, and have the volunteers log their hours in the Chatter Group.
C . Set up the Volunteers Personal Site and direct the volunteer to record hours on the tab there.
D . Set up a Log Volunteer Hours section on a page on your website and direct volunteers there to log their hours to the volunteer job or shift they worked on.

Answer: C,D