A shopping mall leases space to retail clients. In order to make the mall space more attractive to the retail clients, the shopping mall calculates the lease payments with two components. First, the mall charges a flat amount each month based on the square footage of the space. Second, the mall charges an amount equal to 3% of the sales revenue from the prior month. Which of the following statements is true? OA. When the retail clients calculate their lease liability, they should include both the amount related to the square footage and the amount related to the sales revenue. B. When the retail clients calculate their lease liability, they should only include the amount related to the sales revenue. OC. When the retail clients calculate their lease liability, they should include the amount related to the square footage minus the amount related to the sales revenue. D. When the retail clients calculate their lease liability, they should only include the amount related to the square footage.