The Hound Dog Bus Company Contemplates Expanding Its Virginia Operations

The Hound Dog Bus Company contemplates expanding its Virginia operations by offering services from Fairfax to Arlington.The total cost of the trip would be $120,of which $50 is the fixed cost,which it has already paid.The firm expects to earn an additional $60 in revenue from the trip.The Hound Dog Bus Company should _____

A) offer this service because it will earn a positive economic profit.
B) not offer this service because the marginal revenue is less than the marginal cost.
C) offer this service because total revenue exceeds fixed cost.
D) not offer this service because total cost exceeds total revenue.
E) offer this service because the added revenue exceeds the added cost of this service.