A simple CPM network has five activities,A,B,C,D,and E.A is an immediate predecessor of C and of D.B is also an immediate predecessor of C and of D.C and D are both immediate predecessors of E.Which of the following statements is true?
A)There are two paths in this network.
B)There are four paths in this network.
C)There are five paths in this network.
D)There are 25 paths in this network.
E)There are six paths in this network.

Question

Quizplus · Accepted Answer

There are two paths to complete activity E:
1. A -> C -> E
2. B -> D -> E

Therefore, there are four paths in this network:
1. A -> C -> D -> E
2. A -> C -> E
3. B -> D -> C -> E
4. B -> D -> E

A Simple CPM Network Has Five Activities,A,B,C,D,and E