1. With reference to the table below, listing the activities of a project:

Activity	Duration (days)	Preceding Activities
A	3	-
B	2	-
C	5	A
D	3	B
E	6	D
F	4	C,D

Draw the Activity-on-Node network diagram, including the Early Start, Early Finish, Late Start, Late Finish, Free Slack and Total Slack for each activity.

Identify the activities that are on the critical path , and the duration of the project.