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;)
Answer:
Casting Manager or Casting Director
Explanation:
I can't find the difference between the two, but it's definitely not the director or the producer. I'm leaning more towards casting director.
Answer:
Explanation: I think it is yes