The audiology department at Randall Clinic offers many services to the clinic's patients. The three most common, along with cost and utilization data, are as follows: Service Basic Examination Advanced Examination Therapy Session Variable Cost Per Unit Annual Direct Fixed Annual Number of Costs Visits $8 $45,000 3,000 $12 $55,000 1,500 $15 $40,000 500 What is the fee schedule for a Therapy Session, assuming that the goal is to cover only variable and direct fixed costs?