单项选择题

During a walk through of a task, you discover that a team member is completing the work differently than stated in the WBS directory. How should you deal with this

A. Tell the team member to take a corrective action.
B. Determine if the alternative way is acceptable to the functional manager.
C. Ask the team member if the changes are necessary.
D. Determine if the changes also change the scope of the work package.