draw diagram and answer all the questions

Q2. From the table shown Shown the network diagram and calculate the critical path ii) Project duration (Point 1) iii) Float of task C (Point 1) iv) Early Start of task E (Point 1) Late Finish of Task A (Point 1) Activity Predecessor Duration A 0 5 B 0 6 C A 2 D A, B 5 E B 4 F C, D, E 4