Carlos Naturals Manufactures Bulk Quantities of Cleaning Fluids

Carlos Naturals manufactures bulk quantities of cleaning fluids.The company currently sells 600 containers a month at a sales price of $22 per unit.The addition of a new disinfectant will result in a sales price of $25 per unit for the improved product.It would cost a total of $3800 per month to make the alteration.Operating income would ________.

A) decline by $13,200
B) increase by $3800
C) increase by $2000
D) decline by $2000