A simple CPM network has five activities, $A,B,C,D,$ and $E.A$ is an immediate predecessor of $B$ and of $C.B$ is an immediate predecessor of $D$ and of $E.C$ is an immediate predecessor of $E.$ Which of the following statements is TRUE?

A$)$ There are two paths in this network.

B$)$ There are three paths in this network.

C$)$ There are four paths in this network.

D$)$ There are five paths in this network.

E$)$ There are six paths in this network.