A manufacturing system is designing a product layout for a new product. They plan to use this production line ten hours a day in order to meet forecasted demand of 900 units per day. The following table describes the tasks necessary to produce this product:

TASK	PREDECESSOR	TIME(seconds)
A		34
B	A	20
C	B	10
D	B	16
E	C	10
F	D, E	24
G	F	38

If the output rate is to be 900 units per day, what is the minimum number of workstations needed?

• 1
• 2
• 4
• 5
• 3