Which of the following best describes the application of generally accepted accounting principles to the valuation of accounts receivable?

a. Realization principle Accounts receivable are shown at their net realizable value in the balance sheet.

b. Matching principle-The loss due to an uncollectible account is recognized in the period in which the sale is made, not in the period in which the account receivable is determined to be worthless.

c. Cost principle-Accounts receivable are shown at the initial cost of the merchandise to customers, less the cost the seller must pay to cover uncollectible accounts.

d. Principle of conservatism-Accountants favor using the lowest reasonable estimate for the amount of uncollectible accounts.