1 (i). Activity Activity Predecessor Activity Duration (in weeks) 3 a b 2. a,b N d bc 1 e e ac 2 f e 3 g df 1 a) Draw a b) Construct an Activity on Node Diagram. c) How many paths are here? What are they? d) Which one is the Critical path? What are the critical activities? e) What's the expected project completion time? f) Can we delay activity 'a' and 'd' without delaying the project? g) If we delay activity 'c' and 'e', would that affect project completion time anyway