In the application of variable costing as a cost-allocation process in a manufacturing company,

a. Non-variable indirect costs are treated as product costs

b. Variable direct costs are treated as period costs

c. Variable indirect costs are treated as product costs

d. Variable indirect costs are not treated as product costs

In the application of absorption costing as a cost-allocation process in a manufacturing company,

a. Variable direct costs are treated as period costs

b. Variable indirect costs are not treated as product costs

c. All indirect costs are treated as period costs

d. Fixed indirect costs are not treated as product costs