Explain how did you find the answer.

Roger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities, immediate predecessors, and times appear in the accompanying table:

Activity	Immediate Predecessor(s)	Time (days)
A		4
B		5
C		1
D	B	10
E	A, D	3
F	C	5
G	E, F	8

This exercise contains only parts b, c, and d.

b) The critical activities for the leadership training program development project are ________

c) The project length for the leadership training program development project = ____days.

d) Slack time for each of the activities is:

Activity	Slack Time
A___

B

___

C

___

D

___

E

___

F

___

G

___