In the radio signal model, which of the following shows the correct order in which a message is transmitted?

A、Feedback,Sender,Decodedmessage,Codedmessage,Receiver
B、Sender,Decodedmessage,Codedmessage,Feedback,Receiver
C、Codedmessage,Sender,Decodedmessage,Receiver,Feedback
D、Sender,Codedmessage,Decodedmessage,Receiver,Feedback