79. Edmonco Company produced and sold 45,000 units of a single product last year, with the following results: ANNNNNNNN $1,350,000 585,000 270,000 Sales revenue Manufacturing costs: Variable Fixed Selling costs: Variable Fixed Administrative costs: Variable Fixed 40,500 54,000 184,500 108,000 Edmonco's operating leverage factor was: B.5 C. 6 D. 7. E. 8