Ayben Is Responsible for Managing an Advertising and Promotion Project

Ayben is responsible for managing an advertising and promotion project using Program Evaluation and Review Technique (PERT) with the following activities (times are given in weeks) .
$\begin{array}{|c|c|c|c|c|c|c|}\hline\text { Project } & \text { Immediate } & \text { Optimistic } & \text { Most Likely } & \text { Pessimistic } & \text { Expected } & \text { Activity } \\\hline \text { Activity } & \text { Predecessor(s) } & \text { Time } & \text { Time } & \text { Time } & \text { Time } & \text { Variance } \\\hline\\\hline \text { A } & \text { none } & 2 & 5 & 14 \\\hline \text { B } & \text { none } & 8 & 11 & 14 \\\hline \text { C } & \text { A } & 5 & 7 & 9 \\\hline \text { D } & \text { A } & 6 & 9 & 12 \\\hline \text { E } & \text { B, C, D } & 1 & 3 & 5 \\\hline\end{array}$ Draw the project network here. BLANK SPACES
$\text { PERT Exam Question \#52 to \#55 }$
$\begin{array}{cccccc}\text { Activity } & \text { OT } & \text { MLT } & \text { PT } & \text { ET } & \text { AV } \\\text { A } & 2 & 5 & 14 & 6.00 & 4.00 \\\text { B } & 8 & 11 & 14 & 11.00 & 1.00 \\\text { C } & 5 & 7 & 9 & 7.00 & 0.44 \\\text { D } & 6 & 9 & 12 & 9.00 & 1.00 \\\text { F } & 1 & 3 & 5 & 3.00 & 0.44\end{array}$
-Using the table for the advertising and promotion project, what is the probability percentage that the project will be completed within 16 weeks?

A) Less than or equal to 20%
B) Greater than 20% but less than or equal to 40%
C) Greater than 40% but less than or equal to 60%
D) Greater than 60%