On September 1, Regina Property Holdings, Inc. received $6,600 in advance from one of its tenants for rent for the next 12 months. Assuming Regina closes its books on December 31, what adjusting entry will Regina make with respect to this transaction? Select one: a. Prepaid Rent 2,200 Unearned Revenue 2,200 b. Unearned Revenue 2,200 Prepaid Rent 2,200 c. Unearned Revenue 2,200 Rent Revenue 2,200 d. Rent Expense 2,200 Prepaid Rent 2,200