Answer: Stated at the period-beginning amount
Explanation: An adjusted trial balance is a list of general ledger accounts balances after an adjustment have been made on the accounts. It is an internal documents.
The balances from the adjusted trial balance is used to prepare the financial statement.
Retained earnings are the accumulated profits a company has made over time less dividend paid and other payments to the company's investors.
Retained earnings are not stated in the trial balance.