Answer:
The entry to record Dividend Paid will be;
Retained Earnings (Dr.) $5,700
Cash  (Cr.) $5,700
Explanation:
When the Castillo Services declares dividend it should record journal entry as Â
Retained Earnings (Dr.) $5,700
Dividend Payable (Cr.) $5,700 Â
And when the Dividend is paid to its sole shareholder K. Castillo, the journal entry will be Â
Dividend Payable (Dr.) $5,700
Cash  (Cr.) $5,700 Â
To now close the Dividend account at the end of the year it should record the adjusting entry as,
Retained Earnings (Dr.) $5,700
Cash  (Cr.) $5,700