Emotional response from the audience. Movies pulling at people heart string tend to get more of a reaction from people.
Any other type of reaction. People being scared, lonely, etc.
Also you tend to want to the characters better so they create character arcs.
I honestly have no idea if this answers you question;)
a. 2
2 time
b. idk
c. the notes with the double lines
d. one
e. a barline is literally a vertical line that ends a measure
Bonus. You could put p (piano) f (forte) or mf, mp, ppp, fff, ff
