The following accounts and balances are taken from Moore Company's adjusted trial balance:

Accounts payable $9000

Accounts Receivable $2800

Accumulated depreciation $1200

Depreciation Expenses $1700

Dividends $2100

Insurance expense $2500

Intrest revenue $1440

Prepaid insurance $2120

Retained earnings $10000

Salary expenses $26100

Service revenue $38800

What is the ending balance in retained earnings after the closing entries are completed?

A. $7840

B. $40240

C. $9940

D. $17840