You have a SharePoint Server 2010 server farm.

You enable My Sites. You need to ensure that users receive an e-mail message when the size of their personal site reaches 100 MB.

Which settings should you modify?

A.
Personal Site Quota Template

B.
Site Collection Quotas and Locks

C.
Site Use Confirmation and Deletion

D.
User Profile Service Application.

Explanation:
Manage site collection storage limits (SharePoint Server 2010)
http://technet.microsoft.com/en-us/library/cc263480.aspx