A Project Consists of Eleven Activities (All Times Are Given

A project consists of eleven activities (all times are given in days) and has worker requirements as indicated in the table.Assume that all four workers employed by this organization are generalists and are able to work on any of the tasks.What is the first day where this project exceeds the four worker maximum? $$\begin{array} { | l | l | l | l | } \hline \text { Activity } & \text { Activity time } & \text { Workers Needed } & \text { Predecessor } \\\hline \text { A } & 10 & 1 & \\\hline \mathrm { B } & 4 & 2 & \\\hline \mathrm { C } & 7 & 3 & \mathrm {~A} \\\hline \mathrm { D } & 4 & 1 & \mathrm {~A} \\\hline \mathrm { E } & 8 & 2 & \mathrm {~B} \\\hline \mathrm { F } & 9 & 3 & \mathrm { C } , \mathrm { E } \\\hline \mathrm { G } & 13 & 1 & \mathrm { D } \\\hline \mathrm { H } & 14 & 2 & \mathrm { E } , \mathrm { G } \\\hline \mathrm { J } & 13 & 3 & \mathrm {~F} \\\hline \mathrm { K } & 10 & 1 & \mathrm { H } , \mathrm { J } \\\hline \mathrm { L } & 5 & 2 & \mathrm {~K} \\\hline\end{array}$$

A) Day 10
B) Day 11
C) Day 12
D) Day 13