In Microsoft Office Project Standard 2007, you manage a program schedule that contains multiple individual project schedules. You need to display the single critical path across all the projects. What should you do?

A.
Open all the project schedules, and filter each project to display only critical tasks.

B.
Open all the project schedules, and use the Gantt Chart formatting options to display the critical tasks.

C.
Create a master project incorporating the individual project schedules, and select the Calculate multiple critical paths calculation option.

D.
Create a master project incorporating the individual project schedules, and select the Inserted projects are calculated like summary tasks calculation option.