Consider the Following Project -A Dummy Activity in a PERT Network Allows Us to |

Multiple Choice

Consider the following project.
$$\begin{array} { | c | c | c | } \hline \text { Activity } & \begin{array} { c } \text { Immediate } \\\text { Processor }\end{array} & \begin{array} { c } \text { Activity Time } \\\text { (days) }\end{array} \\\hline \text { A } & - & 6 \\\hline \text { B } & - & 8 \\\hline \text { C } & \text { A, B } & 5 \\\hline \text { D } & \text { B } & 4 \\\hline \text { E } & \text { C } & 7 \\\hline \text { F } & \text { C, D } & 3 \\\hline \text { G } & \text { D } & 6 \\\hline \text { H } & \text { E, F, G } & 5 \\\hline\end{array}$$
-A dummy activity in a PERT network allows us to

A) specify the positive time and resources required to complete the activity.
B) maintain the precedence relationships.
C) add more starting nodes.
D) add more ending nodes.