On November 4, Blazek, Inc. received $24,000 in advance for work to be performed over the next several months. By December 31, 1/3 of the amount had been earned. The required adjusting entry would be: (Points : 2)

A debit Unearned Revenue for $8,000 and credit Service Revenue for $8,000

B debit Cash for $24,000 and credit Unearned Revenue for $24,000

C debit Accounts Receivable for $8,000 and credit Service Revenue for $8,000

D No adjusting entry is required