A public accounting firm requires the following activities for an audit:

Activity	Immediate Predecessor	Activity Time
A	-	3
B	A	2
C	-	5
D	B, C	2
E	A	4
F	B, C	6
G	E, D	5

1. Draw a network for this project.
2. Make a forward pass and a backward pass to determine ES, LS, EF, and LF.
3. What are the critical path and the project completion time?
4. If the project completion must be reduced by two days, which activities might be affected?