A company has two different products that are sold in different markets. Financial data are as follows:

	Product A	Product B	Total
Revenue	$ 16 comma 000$16,000	$ 9 comma 300$9,300	$ 25 comma 300$25,300
Variable cost	(8 comma 0008,000)	(9 comma 9009,900)	(17 comma 90017,900)
Fixed cost (allocated)	(1 comma 0001,000)	(2 comma 1002,100)	(3 comma 1003,100)
Operating income (loss)	$ 7 comma 000$7,000	$(2 comma 7002,700)	$ 4 comma 300$4,300

Assume that fixed costs are all unavoidable and that dropping one product would not impact sales of the other. If Product B is dropped, what would be the impact on total operating income of the company?

A. increases by $600

B. decreases by $600

C. increases by $2,100

D. decreases by $2,100