Support department costs are simply combined with all other overhead costs and total overhead is applied using one cost driver.
A)Single plantwide overhead rate
B)Multiple production department rates
C)Activity-based costing

Single Plantwide Overhead Rate

A method in cost accounting where a single rate is used to allocate all of a plant's manufacturing overhead costs to its products.

Cost Driver

A factor that causes variations in the cost of an activity or process, influencing the financial performance of a company.