Use the Information in the Table to Sketch the Network

Essay

Use the information in the table to sketch the network and compute early and late start times.
$$\begin{array} { | l | l | l | } \hline \text { Activity } & \text { Time } & \text { Predecessor } \\\hline \text { A } & 8 & \\\hline \text { B } & 4 & \text { A } \\\hline \text { C } & 5 & \text { B, F } \\\hline \text { D } & 12 & \text { A } \\\hline E & 8 & \text { D } \\\hline \text { F } & 4 & \text { D } \\\hline G & 9 & \text { E, F } \\\hline\end{array}$$