Requirements 1. Miami's 2020 operating income using absorption costing is (a) $840,000, (b) $620,000, (c) $980,000, (d) $1,200,000, or (e) none of these. Show supporting calculations. 2. Miami's 2020 operating income using variable costing is (a) $1,140,000, (b) $840,000, (c) $620,000, (d) $980,000, or (e) none of these. Show supporting calculations