Respuesta :
From the given choices, the channel that is not a type of communication channel is mental.
What is communication?
Communication refers to the exchanging of information by speaking or writing.
The following channel that is not a type of communication channel is mental. Olfactory, auditory and tactile channels are a part of the communication channel.
Therefore, C is the correct option.
Learn more about communication here:
https://brainly.com/question/22558440
#SPJ2