The following table presents select information from the monthly budgets for the months of April, September and December for Trinity Industries for the upcoming year.

Number of Windows	April	September	December
Desired ending inventory	1,800	2,000	Z
Beginning inventory	1,200	Y	2,200
Budgeted sales	10,000	15,000	20,000
Budgeted production	X	14,000	21,000

The values of X, Y and Z are

	A.	9,400; 3,000; 3,200
	B.	10,600; 3,000; 1,200
	C.	10,600; 3,000; 3,200
	D.	10,600; 1,000; 3,200
	E.	9,400; 1,000; 1,200