Concerning PERT and CPM

Multiple Choice

Concerning PERT and CPM

A) These are two different names for essentially the same technique.
B) CPM tends to focus more on the critical path; PERT focuses on the parallel paths.
C) PERT gives a clearer indication of activity slack, while CPM gives a better picture of path slack.
D) Because of its recent discovery, much less is known about CPM than PERT.
E) CPM is useful for project manager selection; PERT is useful for project team selection.