For product costs associated with a particular product to be reported on the income statement:
a. the product must be sold.
b. the product may be in any of the manufacturer's inventory accounts
c. the company must expect to sell the product during the next twelve months
d. the product must be transferred to finished goods inventory
e. the product must still be in work in process inventory

a. The product must be sold

Explanation:

Total revenue and total expenses are recorded in the income statement.  

If the total income exceeds than the total expenditure then the company earns net income And if the total income is less than the total expenditure then the company has a net loss.

The product includes direct material cost, direct labor cost ,and the manufacturing overhead cost. If the product cost is not sold then it is shown in the asset side of the balance sheet as an inventory

And, if the product is sold, the same is subtracted from the cost of goods sold and shown in the income statement

turnover

the amount of money taken by a business in a particular period.