Using the information provided in the table below, follow the instruction and clearly provide an answer to the following questions:

Draw the project network using the AON approach. Use a START and/or END nodes as needed.

Using the normal times and normal costs:

Calculate the ES, EF, LS and LF of each activity.

What is the normal (duration) time of the project?

Calculate and show in the nodes of your AON project network the total slack of the non-critical activities.

What are the critical activities and the critical path?

Activity	Predecessor	Normal time (days)
A	-	4
B	A	9
C	B	4
D	A	7
E	D	4
F	D	5