An assembly line with 11 tasks is to be balanced. The longest task is 2.4 minutes, the shortest task is 0.4 minutes, and the sum of the task times is 18 minutes. The line will operate for 600 minutes per day.

The possible theoretical minimum production output is ____ and maximum output is _____ .

	A.	125 and 33.3 units per day
	B.	250 and 1500 units per day
	C.	1 and 33.3 units per day
	D.	33.3 and 125 units per day
	E.	33.3 and 250 units per day