The AOA Network Described by This Table Needs A) Zero Dummy Activities

Multiple Choice

The AOA network described by this table needs: $$\begin{array} { | l | l | } \hline \text { Activity } & \text { Predecessor } \\\hline \text { A } & - - \\\hline \text { B } & - - \\\hline \text { C } & \text { A, B } \\\hline \text { D } & \text { B } \\\hline E & \text { C, D } \\\hline\end{array}$$

A) Zero dummy activities.
B) One dummy activity.
C) Two dummy activities.
D) Three dummy activities.