The optical disk project team has started gathering information that is necessary for developing the project network (predecessor activities and activity times, in weeks). The results of their meeting are found in the following table.

Activity	Description	Duration	Predecessor
1	Define scope	6	None
2	Define customer problems	3	1
3	Define data records and relationships	5	1
4	Mass storage requirements	5	2,3
5	Consultant needs analysis	10	2,3
6	Prepare installation network	3	4,5
7	Estimate costs and budget	2	4,5
8	Design section 'point' system	1	4,5
9	Write request proposal	5	4,5
10	Compile vendor list	3	4,5
11	Prepare mgmt. control system	5	6,7
12	Prepare comparison report	5	9,10
13	Compare system 'philosophies'	3	8,12
14	Compare total installation	2	8,12
15	Compare cost of support	3	8,12
16	Compare customer satisfaction level	10	8,12
17	Assign philosophies points	1	13
18	Assign installation cost	1	14
19	Assign support cost	1	15
20	Assign customer satisfaction points	1	16
21	Select best system	1	$11,17,18,19,20$
22	Order system	1	21

The project team has requested that you create a network for the project and determine if the project can be completed in 45 weeks.