Complete the missing information in the columns below: B Sales $100,000 (d) $450,000 Variable Costs (a) $45,000 (g) Operating Assets (b) (e) $1,000,000 Controllable Margin $30,000 $100,000 (h) Return On Investment 10% (1) (0) 8% 10% 12% Required Rate of Return Controllable Fixed Costs $20,000 $25,000 $155,000 Residual Income (c) $2,000 -$5,000