A project for improving a billing process has the following precedence relationships and activity times: Activity Activity Time (weeks) Immediate Predecessor(s) A 2 minus B 12 minus C 7 A D 14 B, C E 11 B F 4 D G 6 E H 7 F, G .

Calculate the slack for each activity. Which activities are on the criticalpath?

Activity	Activity Time (weeks)	On criticalpath?	Slack (weeks)
A	2

nothing

B

12

nothing

C

7

nothing

D

14

nothing

E

11

nothing

F

4

nothing

G

6

nothing

H

7

nothing