For each separate case below, follow the three-step process for adjusting the accrued revenue account at December 31. Assume no other adjusting entries are made during the year.

a. Accounts Receivable. At year-end, the company has completed services of $1,000 for a client, but the client has not yet been billed for those services.

b. Interest Receivable. At year-end, the company has earned, but not yet recorded, $500 of interest earned from its investments in government bonds.