Which of the following statements is correct about the division of responsibilities in a data...

During the project implementation, the project implementer is responsible for progress management, risk control quality management, subcontract management, construction management, contract change confirmation, and engineering delivery.

During the project implementation, the customer must provide necessary resources to ensure power supply, refrigerating, lighting, firefighting, equipment room protection, network bandwidth, applying for contract changes, migration personnel arrangement, and so on.

Common responsibilities refer to the work that requires both parties to confirm or to complete together during the project implementation.

During the project implementation, the migration implementer is responsible for confirming the project progress, acceptance criteria, hardware installation environment, and device quantity.