Mary telephones her employee,Joe,to let him know that today's meeting has been moved to one o'clock. The telephone is the:

Question

Quizplus · Accepted Answer

The telephone is the medium through which the message is being conveyed. Mary is the sender, as she is the one initiating the communication. The message is that the meeting has been moved to one o'clock. The source refers to the originator of the message, which would also be Mary in this case.

Mary Telephones Her Employee,Joe,to Let Him Know That Today's Meeting