Wavetop Clinic has fixed costs of $500,000 and an average variable cost rate of $20 per visit. Its sole payer, an HMO, has proposed an annual capitation payment of $120 per year for each of its 10,000 members. Past experience indicates the population served will average two visits per year. What is the clinic's total contribution margin on the contract? $300,000$400,000$800,000$1,200,000