Which class should you add to the project?

You create custom code to import content to SharePoint sites. You create a custom site definition
by using Microsoft Visual Studio 2010. You need to ensure that when a new site that uses the
custom site definition is created, the custom code executes after the site is created. Which class
should you add to the project?

A.
SPChangeFile

B.
SPEmailEventReceiver

C.
SPWebProvisioningProvider

D.
SPItemEventReceiver