Which of the following is not a form of nonprobability sampling?

When using the effective-interest amortization method, the discount amortization is the excess of the calculated interest expense over the interest payment

Indicate whether the statement is true or false

Recording revenue earned from a customer, but not yet collected, is an example of:

A. A prepaid expense transaction. B. An unearned revenue transaction. C. An accrued liability transaction. D. An accrued receivable transaction.