Problem #3: A project involving the development of a communication module at a telecommunication company consists of totally 13 activities. The immediate predecessors and activity time in weeks) are shown below. Complete the network diagram and answer the 4 multiple-choice questions. (6 pts)- Activity Predecessor Time duration in weeks = ? slack L. L. L A 2 30 4a B A 32 112 A 2 32 42 D A 3 5 7 E 6 22 32 42 CD 4 5 12 H CD- 2 30 10- B.ES 32 4 5 J2 F G 7e 82 He 2 30 4 JK 3 42 M IL 1 ca 5 LILI 90 - 3 kelas tt tttttttttttttttttttttt a) What is the Total Project completion Time? b) Identify the Critical Path (list of activities). Calculate the slack for each activity and fill in the table