The term channel in communication means
a. the context of the communication
b. the medium through which a message travels from sender to receiver
c. the process of changing thoughts into symbols
d. the volume at which a message is received

The term channel in communication means "the medium through which a message travels from sender to receiver". the correct option is option "B", in regards to the question given. Different radio stations around the world deliver message to various people using their dedicated channel. The message is broadcast for people living in different places of the world. Television also uses channel as a medium of message broadcasting. Every television company has a dedicated channel for delivering their messages. These dedicated medium are called channels.

The answer is 12, for the points

Not what goes around on earth but the universe too.