Thornbrough Corporation Produces and Sells a Single Product with the Following

Thornbrough Corporation produces and sells a single product with the following characteristics: The company is currently selling 7,000 units per month. Fixed expenses are $901,000 per month.Management is considering using a new component that would increase the unit variable cost by $11. Since the new component would increase the features of the company's product, the marketing manager predicts that monthly sales would increase by 500 units. What should be the overall effect on the company's monthly net operating income of this change?

A) increase of $82,500
B) decrease of $5,500
C) decrease of $82,500
D) increase of $5,500