answer the following please i will give a thumbs up for the correct answer.

repair adjusting entries for the year ending December 31, for each of these separate situations. Assume that prepaid expenses are initially recorded and asset accounts and that fees collected in advance or initially recorded as liabilities.

a. The prepaid rent account has a debit balance of $8000 before adjustment representing a pre-payment for four months rent made on December 1 of the current year.

b. 1/3 of the work related to 18,000 in cash received in advance was performed during this.

c. unpaid accrued salaries are December 31 amounts to $15,000

d. work was completed for client on December 31 in the amount of $21,000 but was not previously billed or recorded

e.Estimated depreciation on office appointment is $27,000