When does an account become uncollectible?
a. when accounts receivable is converted into notes receivable
b. when a discount is available on notes receivable
c. there is no general rule for when an account becomes uncollectible
d. at the end of the fiscal year

C - there is no general rule for when an account becomes uncollectible

Explanation:

Account uncollectible are receivables or debts that have no probability of being settled either because of bankruptcy of the debtor or as a result of fraud commited by the debtor.

answer; i believe the correct answer is (4.0);