3. Which of the following statements are TRUE? A. Whenever a tenant occupies space that has a current market rental value greater than the rent required by the lease (contract rent), the tenant is said to enjoy a "profit rent". B. A tenant's interest in a leasehold estate is appraised on the basis of the magnitude of the "profit rents" available. C. Profit Rent = Contract Rent - Current Market Rent. D. In the appraisal of leasehold estates, the contract rent is discounted at the observed market discount rate, based on comparable leases, to arrive at a market value of the leasehold interest. (1) Only B and C (2) Only A and B (3) Only A and D (4) All of the above