The Dinkle and Frizell Dental Clinic provides both preventive and orthodontic dental services. The two owners, Reese Dinkle and Anita Frizell, operate the clinic as two separate investment centers: Preventive Services and Orthodontic Services. Each of them is in charge of one of the centers: Reese for Preventive Services and Anita for Orthodontic Services. Each month, they prepare an income statement for the two centers to evaluate performance and make decisions about how to improve the operational efficiency and profitability of the clinic. Recently, they have been concerned about the profitability of the Preventive Services operations. For several months, it has been reporting a loss. The responsibility report for the month of May 2020 is shown below. In addition; the owners know that the investment in operating asets at the beginning of the month was $84,820, and it was $74.780 at the end of the month. Thev have asked for your assistance in evaluating their current pertormance reporting system Prepare an imvestment center responsibilityreport for the Preventative Services segment for May 2020. (Round RO/ to 1 decinal place, es.1.5kJ Contribution Margin Controllable Faed Costs 3160 Dentist Salary Equipenent Depreciation Total Controllable Fixed Conts Controltable Marein Return on imvestment