Answer: c) rhythm
Explanation:
Rhythm (to flow) is the positioning of sounds in time.
It is the one indispensable element in music. It is a measured motion (I.e a pattern) of strong and weak elements (contrasting elements) in the flow of sound (music).
Yes because there are still lines on the street and there is art that people can see as they walk by and see the painting of art.
Always start with a capital letter. End with a period. Never start with (and, because).