Specify whether each of the following costs incurred are product costs (as opposed to period costs); variable costs (as opposed to fixed costs); and relevant to future plans (as opposed to irrelevant):

Indicate with a check mark in a box if yes (or leave a blank space if not):

	Product Cost	Variable Cost	Relevant Cost	Briefly Explain....
Unit-of-production depreciation on manufacturing equipment purchased three years ago
Straight-line depreciation expense on computer equipment purchased two years ago used by sales-persons.
Sales commissions that will be paid to sales-persons only if a special order is accepted this month.
One-time, initial cost of new customer relationship management software that the marketing department will need to pursue a new project
Salary of a supervisor that will be paid whether or not a special order is accepted this month.