Part of the job as a network administrator is being able to make a distinction between routed protocols and routing protocols. Which of the following statements is true regarding them?（）

• A、A routing protocol is assigned to an interface and determines the method of packet delivery.
• B、A routed protocol is assigned to an interface and determines the method of packet delivery.
• C、A routing protocol determines the path of a packet through a network.
• D、A routed protocol determines the path of a packet through a network.
• E、A routing protocol operates at the transport layer of the OSI model.
• F、A routed protocol updates the routing table of a router.