You have several SharePoint sites. You plan to load a custom script in all pages of the sites. You
need to ensure that you can activate or deactivate the script at the site level. What should you do?

A.
Create a site definition and modify the CustomJSUrl attribute in the Onet.xml file.

B.
Create a site definition and modify the <system.web> element in the web.config file.

C.
Create a user control that contains the script. Create a Feature that overrides the ControlArea
delegate control.

D.
Create a user control that contains the script. Create a Feature that overrides the
AdditionalPageHead delegate control.