Question 3 (20 Marks) Given the following information related to the main activities of your project. Activity Predecessor Duration in days A 4 B 6 C A 3 D B 5 E C 6 F D 4 3.1 Draw the network diagram for the project (5 marks) 3.2 Using the forward and backward pass method, determine the slack for each activity. Input your information on the table provided (13 marks) Activity Duration ES EF LS LF Slack A 4 B 6 C 3 D 5 E 6 F 4 3.3 Determine the critical path and the duration of the project using the forward and backward pass method. (2 marks