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.
Answer: Dixieland
Explanation:
Dixieland, sometimes referred to as traditional jazz, is a style of jazz based on the music that developed in New Orleans at the start of the 20th century. The 1917 recordings by the Original Dixieland Jass Band (which shortly thereafter changed the spelling of its name to "Original Dixieland Jazz Band"), fostered awareness of this new style of music.
Have a good day! :)
Felt that-
thanks for the points! :p