QUESTION 2 Carefully study the following activities and activity durations (weeks) then answer the questions that follow. ACTIVITY PREDECES SOR MOST LIKELY 15 45 14 A-Select steering committee B-Develop requirements list C-Develop system size estimates D-Determine prospective vendors E-Form evaluation team F-Issue request for proposal G-Bidders 'conference H-Review submissions I-Select vendor shortlist J-Check vendor references K-Vendor demonstrations L-User site visit M-Select vendor N-Volume sensitive test O-Negotiate contracts P-Cost-benefit analysis Q-Obtain Board approval A B,C,D,E F G H I I I J,K,L M M NO P MINIM UM 15 40 10 2 5 4 1 25 3 3 20 3 3 10 MAXIM UM 15 60 30 5 9 8 1 50 10 10 45 5 3 20 2 7 5 1 30 5 3 30 3 3 13 14 2 5 om r.9 940 r 10 28 2 2 5 2.1 Should you use PERT or CPM to solve this problem? Show evidence? [13] 2.2Using forward and backward passes draw the network diagram for the project's activities [12] 2.3List the project's critical path activities _[5] 2.4What is the project's completion time [3]