Answer:
d. expense in the period the product is sold
Explanation:
The formula to compute the product cost is shown below:
= Direct materials used + Direct labor + manufacturing overhead
The product cost is the cost which is incurred to manufactured the cost. It is comprised of direct material used, direct labor cost, and the manufacturing overhead cost. It involves both types of cost i.e indirect and direct cost
It is treated as an expense when the product is sold in a particular year.