Answer:
Radio has no visual representation.
Explanation:
One of the disadvantages associated with radio as an advertising medium is that it has no visual element unlike other advertising medium which are interactive such as billboards, television and online ads used to engage its viewers.
im pretty sure this question should asked in the science department.
Answer:
You're brain hears the soothing sound and as it goes with it. And as its doing that your ears hear if you're doing it right or not. While you use your voice, your brain knows how to do it. and its easy for the brain to know that it used hearing, and voice.
Explanation:
Hope that helped, My original answer! Please give brainliest! :)
