Stryker Industries received an offer from an exporter for 15,000 units of product at $17.50 per unit. The acceptance of the offer will not affect normal production or domestic sales prices. The following data is available:

Domestic unit sales price$20

Unit manufacturing costs:Variable11

Fixed1

What is the differential revenue from the acceptance of the offer?

a.$262,500

b.$300,000

c.$52,500

d.$250,000