7.Stryker Industries received an offer from an exporter for 30,000 units of product at $17 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$23Unit manufacturing costs:Variable14Fixed6

What is the amount of income or loss from acceptance of the offer?

a.$420,000

b.$90,000

c.$690,000

d.$510,000