you need to display the schedule variance by using a function in the Set Baseline dialog box

You are viewing a project schedule in Microsoft Office Project Standard 2007. In the default Tracking Gantt view, you need to display the schedule variance by using a function in the Set Baseline dialog box. What should you do?

A.
Set the project baseline as Baseline.

B.
Set the project baseline as Baseline1.

C.
Set the project baseline start and finish dates as Interim Plan.

D.
Set the project baseline start and finish dates as Interim Plan1.