Which of the Following Statements Is True Regarding Product and Period

Multiple Choice

Which of the following statements is true regarding product and period costs?

A) Office salaries expense is a product cost and factory maintenance is a period cost.
B) Office rent is a product cost and supervisors' salaries expense is a period cost.
C) Factory rent is a product cost and advertising expense is a period cost.
D) Delivery expense is a product cost and indirect materials is a period cost.
E) Sales commissions is a product cost and indirect labor is a period cost.