Use the Information Below to Answer the Following Question(s)

Use the information below to answer the following question(s) :
The following information relates to current production of bench seats for boats at Aquamarine Manufacturing:

The regular selling price per bench seat is $200. The company has the capacity to produce 15,000 bench seats per year, but is currently producing and selling 10,000 bench seats per year.
-Aquamarine Manufacturing is analyzing the opportunity to accept a special sales order for 3,000 bench seats at a price of $175 per unit. Fixed costs would remain unchanged. Regular sales will not be affected by the special order. If the company were to accept this special order, how would operating income be affected?

A) Increase by $129,000
B) Increase by $525,000
C) Decrease by $129,000
D) Decrease by $525,000