Answer:
B. Ragtime
Explanation:
Ragtime is a genre for the piano and was influenced by African banjo styles and elements of European music.
Answer: I believe it's the fact it used and does still display music videos on tv for "free", or the fact it streamed the most famous songs on it so people could go to their channel and listen to music / radio (but with music videos) at home.
Explanation:
Provide information or evidence