Adjusting entries for Blank$\_\_\_\_\_\_$ revenues and expenses are necessary when the cash was collected or paid in the past. Adjusting entries for Blank$\_\_\_\_\_\_$ revenues and expenses are necessary when the earning of revenues and incurring of expenses occurred prior to the cash changing hands.

Multiple choice question.

unearned; prepaid

accrued; deferred

prepaid; unearned

deferred; accrued