Answer:
Yes, the black lines that are tilted on the staff do tell you how many times you Strum.
Answer:
They made many discoveries and ways that we use today. We use measures, key signatures and more. They also inspired us to make new sounds.
Explanation:
To me, I know of Williams through films like Star Wars and Jurassic Park, the latter directed by Spielberg. So, the answer would be A!
