Answer: C

Article 57 of the "Measures for the Supervision and Administration of Futures Companies" stipulates that futures companies shall provide customers with transaction settlement reports after daily settlement and remind customers that they can Make inquiries through the futures margin safety depository monitoring agency. Clients shall confirm the contents of the transaction settlement report in accordance with the method stipulated in the futures brokerage contract. If a client has any objection to the transaction settlement report, it shall submit it in writing within the time specified in the futures brokerage contract, and the futures company shall verify it within the specified time. If the customer fails to raise an objection within the agreed time, it will be deemed as confirmation of the contents of the transaction settlement report.