Prepare an investment center responsibility report for the Preventative Services segment for May 2020. (Round ROI to 1 decimal place, e.g. 1.5\%.) DINKLE AND FRIZELL DENTAL CLINIC Preventive Services Responsibility Report For the Month Ended May 31, 2020 Difference Favorable F Unfavorable U Neither Favorable Actual nor Unfavorable N $ $ Return on investment % % %