K Atlanta, Inc., planned and actually manufactured 210,000 units of its single product in 2020, es first year of operation. Variable manufacturing cost was $13 per unit produced. Variable operating (nonmanufacturing) cost was $12 per unit sold Planned and actual fixed manufacturing costs were $840,000 Planned and actual fund operating (nonmanufacturing) costs totaled $390,000 Atlanta sold 120,000 units of product at $39 per unit. Read the requirements Requirement 1. Atlanta's 2020 operating income using absorption costing is (a) $810,000. (b) $450,000, (c) $840,000. (d) $1,200,000, or (e) none of these Show supporting calculations. Begin by selecting the labels used in the absorption costing calculation of operating income and enter the supporting amounts. Perform the calculations in this step, but select the correct operating income in the next step. (For amounts with a 50 balance, make sure to enter "0" in the appropriate coll) Absorption costing