Classify the following items as: (1) prepaid expense, (2) unearned revenue, (3) accrued expense, or (4) accrued revenue. a. Fees received but not yet earned. b. Fees earned but not yet received. C. Paid premium on a one-year insurance policy. d. Property tax owed to be paid beginning of next year. Accrued expense Accrued revenue Prepaid expense Unearned revenu