How does the ability to discriminate correctly affect his or her​ earnings? A. If the negotiated price is higher than the reservation​ price, a sale is​ lost, and if the negotiated price is lower than the reservation​ price, some profit is lost. B. If the negotiated price is higher than the reservation​ price, some profit is​ lost, and if the negotiated price is lower than the reservation​ price, a sale is lost. C. If the reservation price is higher or lower than the reservation​ price, revenue is gained. D. If the reservation price is higher or lower than the reservation​ price, a sale is lost. E. If the negotiated price equals the reservation​ price, profit equals zero.