Q5. CPM A factory owner is going to construct a sales building with a connecting power plant and fire tank(?). The activities, activity description, and estimated durations and pre-requirements are given in the following table. Activity Activity Activity Activity Description Duration Pre-Requirement (Weeks) Make a contract for Land 3 B Install Fire Tank A 8 Install Power Plant A 5 D Erect Buildings A 4 E Install Fire Control Tower B 8 E Connect Power Plant to the system 5 G 4 Update Software for Power Plant Construct Power Sheil H CD 2 1 F. Link Fire Tank with Power Plant Install Power Controller 3 J + Use project network and answer to the question A, B, C, D. QUESTION 24 05-(A) What is the project time (total duration) of the given network? O A 21 O B.22 O 0.19 OD 20 QUESTION 25 Q5-(B) What is the critical path of the given network? O A A-C-G-J OB. A-B-E OCA-C-F-1 ODA-D-H-J QUESTION 26 Q5-(C) What is the slack of activity F? 0 B4 OC3 QUESTION 27 Q5-(D) What is the slack of activity H? A 5 3.3 0.2