The linear model of communication argues that messages travel in a more or less straight line from a source, through a to a receiver.

channel

Explanation:

A linear model of communication is a process of one way communication where a sender transmit a message to a receiver.  In linear model, sender prepare the message and the message is then transmitted to a receiver via the channel such as radio, email, messenger etc. The message will be encrypted during transmission. The encrypted message will be decoded when it reaches the receiver. Finally, the receiver can read and review the decoded message.

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