Answer:
A. As operating expenses on the income statement in the period incurred
Explanation:
In Variable Costing, Both Fixed Manufacturing Costs and Non - Manufacturing Costs are treated as Period costs. In Absorption Costing, only Non - Manufacturing Costs are treated as Period costs.
Period Costs can be found under operating expenses on the income statement in the period incurred.
Examples include Advertising, Rentals, Selling and Distribution and any Administration costs.