The following are all product costs except

A) direct materials
B) sales and administrative expenses
C) direct labor
D) factory overhead

Product Costs

The costs directly associated with manufacturing a product, including direct materials, direct labor, and overhead.

Sales and Administrative Expenses

Costs associated with the general operation of a company and the sale of its products, excluding production costs.

Factory Overhead

Costs associated with running a factory that are not directly tied to a specific product, including utilities and salaries for management.