A Project Consisting of Six Activities Is Represented in the Resource

A project consisting of six activities is represented in the resource loading table shown below.There is a limit of 12 hours' time spent on this project for any given day.What activities are involved in the first resource problem in this schedule? $\begin{array}{|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|}\hline \text { Act } & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 & 10 & 1 & 12 & 13 & 14 & 15 & 16 & 17 & 18 & 19 & 20 & 21 \\\hline A & 4 & 4 & 4 & 4 & & & & & & & & & & & & & & & & & \\\hline B & & & & & 4 & 4 & 4 & 4 & 4 & 4 & 4 & 4 & 4 & 4 & 4 & & & & & & \\\hline C & & & & & 5 & 5 & 5 & 5 & 5 & & & & & & & & & & & & \\\hline D & & & & & & & & & & & & & & & & 4 & 4 & 4 & 4 & 4 & 4 \\\hline E & & & & & & & & & & & & & & & & 4 & 4 & 4 & 4 & 4 & 4 \\\hline F & & & & & & & & & & & & & & & & 6 & 6 & 6 & & & \\\hline\end{array}$

A) Activities A,B,and C
B) Activities B,C,and D
C) Activities C,D,and E
D) Activities D,E,and F