Please help with Q2. will upvote if helpful

Question 2 Consider the project data given in Table 1 and answer the following questions: * Fized cost = R10000 2.1 Draw an activity on arc diagram of the project schedule. (3) 2.2 Identify the critical path and its duration. 2.3 What is the normal total cost of the project? 2.4 Set out the programme to be followed to achieve the minimum project costs and determine the reduced total project time at this minimum cost. (15) 2.5 What is the minimum project cost after acceleration? (2) PROJECT DATA Activity Predecessor Normal Time [days) Normal Cost [R] Cost Slope A 6 12 000 8 24 000 4 1,B 18 000 2 F,H,C 18 000 IMO Accelerated Accelerated Time [days) costs [R] 4 20 000 48 000 20 000 24 000 54 000 50 000 30 000 50 000 20 000 36 000 10 000 mo> m ) I 20 000 40 000 20 000 Now