It would say that the technique that was discontinued during the swing era was Collective improvisation (option B) This might be because improvisation was connected to Jazz and Free Jazz music. Swing jazz is based on the off-beat or music pulse.
Answer:
II’d be the prom queen if crying was a contest. Makeup is running down. Feelings are all around. How did I get here.
Explanation:
Okay, so each black note you see you put a number above it 1-4... the lines you see separating the notes are called frames... when you reach the end of a frame and see a new black note, you start over at 1 and count up to 4