can you help me with this question please

Fastec Automobile Company fabricates automobiles. Each vehicle includes one transfer case. which is cuneny made in-house. Details of the transfer case fabrication are as follows: Volume 800 unis per month Variable cost per unit $8 per unit Fixed costs $15,000 per month A Korean factory has oered to supply Faster: with ready-made units for a price of $14 per transfer case. Assume that Fastec's xed costs are unavoidable, but that Fastec could use the vacated production facilities to earn an additional $9,500 of prot per month. If Fastec decides to outsource, monthly operating income will 0 A. decrease by $27,100 0 B. decrease by 515.000 0 C. increase by $9,500 0 D. increase by $4,700