60. Payment order: It is a urging procedure applied by the people's court. According to the application of the creditor, the debtor is ordered to give the creditor a certain amount of money or securities. Only when no objection or payment is made within the legal period is enforced. According to the above definition, which of the following is payment orders? ['The court shall, upon the application of the Power Supply Bureau, issue an order to the unit in arrears of electricity bills, and shall pay the full electricity bill within 15 days.', 'The court makes a judgment and the defendant pays the plaintiff 50,000 yuan for mental damages.', 'rt C demands full costs from the defendant.', 'The court sentenced the defendant to 10 years in prison.']