Answer:
D. Score (I believe don't just put that)
Explanation:
Music theory is like a language, it provides us with a deeper understanding of the process behind the composition through notes, intervals. Notes are one of the important parts in music theory because it tells you its duration. The staff on the notes tells you the pitch. Every symbol has a unique meaning to it.
Answer:
I feel like it is just the song and person. 50s-90s is good to listen to if you want to be happy and just dance. Its just a preference thang. however early 2000s...yep