A member of your Web team is gone on vacation. She made some changes to a Web page before leaving. You need information about the changes she made, but you cannot determine the changes without asking her. How can you resolve this problem in the future?
A.
Require team members to validate new code when making changes.
B.
Require team members to update the Web site map before vacations.
C.
Require team members to document changes with comment tags in code.
D.
Require team members to provide evidence of effort to ensure accessibility.