A senior MIS design class project team has developed the following schedule of activities for their project, using their best estimate of completion times. Both written and oral reports are required. The project activity schedule and network with the activity times is depicted below. What is the critical path?

Activity

Time

Immediate Predecessor

A$.$

Find client

$4$

$---$

B$.$

Write prospectus

$2$

A

C$.$

Obtain approval from client and professor

$3$

B

D$.$

Complete programming

$12$

C

E$.$

Do industry background research

$10$

$---$

F$.$

Write final paper

$6$

D$,$ E

G$.$

Write oral report

$5$

D$,$ E