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.
