finance
(For Problems 22 and 23) Below is information pertaining to a project:
http://highered.mheducation.com/sites/dl/free/0073525243/983027/ch14_q10.jpg
22. What is the expected completion time of the project?
23. For the network shown above, which statement is correct about activity C? A. A and B must be completed before C. B. C is a successor of E. C. C is a predecessor of D.
D. All of the above.