What Is the Early Start Time for Activity D Given

Multiple Choice

What is the early start time for Activity D given the activity times and precedence requirements shown in the table? $$\begin{array} { | l | l | l | } \hline \text { Activity } & \text { Time } & \text { Predecessor } \\\hline A & 5 & - \\\hline \text { B } & 6 & A \\\hline \text { C } & 4 & A \\\hline D & 5 & \text { B, C } \\\hline\end{array}$$

A) 7
B) 9
C) 11
D) 13