You can create many levels of submenus in an application.

When searching a linked list, we do not move the start pointer through the list because:

A. it would result in memory leak B. it is faster to use another pointer other than start C. pointers that move through linked lists are disruptive D. it is never necessary to move a pointer through a linked list; the linked list can be searched by simply examining each node for the needed information

What security measures regarding ActiveX should you take if you are running Windows 2000 or Windows XP?

What will be an ideal response?