From the following information, develop an AON project network and answer the questions.

The earliest completion time for this project is ________ days.

Use the previous project network. The Early Finish (EF) time for Activity D Excavate Site is ________ days.

Use the previous project network. The Early Start (ES) time for Activity E Pour Foundation Lines is ________ days.

Use the previous project network. The Slack (ST) time for Activity B Install Drainage is ________ day(s).

Use the previous project network. Critical activities are Activities ________.

Use the previous project network. The largest amount of slack that any activity has in this project is ________days.

Use the previous project network. If Activity D Excavate Site is delayed by 2 days, then the revised earlier project completion time is ________ days.

Activity ID	Description	Predecessor	Time (days)
A	Survey Site	None	2
B	Install Drainage	A	5
C	Install Power Lines	A	3
D	Excavate Site	B, C	5
E	Pour Foundation	D	6