You need to log all of the changes made to a site’s content types and columns

You have a SharePoint Server 2010 Server Farm. You need to log all of the changes made to a site’s
content types and columns. What should you do?

A.
From Site Settings, modify the Audit Settings.

B.
From Site Settings, modify the Site Web Analytics Reports settings.

C.
From Site Settings, modify the Site Collection Web Analytics Reports settings.

D.
From Central Administration, modify the Information Management Policy Usage Report settings.

Explanation:
BURGOS MNEMO: “Audit Settings”