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. 
 
        
             
        
        
        
<h2>Answer with Explanation </h2>
One of the most famous artworks of Picasso during his blue period was, The Old Guitarist. An oil painting depicting an old man playing guitar in the streets of Barcelona. This painting was made in the late 1903s and is currently displayed at the Art Institute of Chicago. The theme of the painting described poor living standard in the blue and a sad story of the artist's friend. 
 
        
        
        
Answer:
B. content that comes from the objects or events in the image.
Explanation: