3. Start dates in the following network logic diagram are defined as early morning, finish dates are evening. Day 1 - Day 15 Activity A Day 2 Day 16 Day 16 Day 21 - Activity B Day 26 - Day 31 Day 16 Day 30 Activity C Day 17 - Day 31 - Day 31 Day 60 Activity D Day 32 - Day 61 b) List the TWO (2) successor activities of Activity A. Legend C Early start - Early finish Activity ID Late start Late finish Figure 1: Precedence Diagram Method (PDM) a) If tasks are scheduled to begin at early start date, calculate total float of Activity B. (3 marks) (2 marks) (CLO1: PLO1: C4)