Answer: A) His confidence is transformed by the crowd’s response.
Explanation: In the given excerpt from "A Visit from the Goon Squad" we can see that Scotty is described as a "quavering husk" expressing that he was really nervous just before going on stage. But after the crowd showed a lot of excitement and started to demonstrate their approval, Scotty's confidence is transformed ("...unleashing something strong, charismatic, and fierce") so the correct answer is option A.
"His confidence is transformed by the crowd’s response" is the way among the choices given in the question that the <span>author portray Scotty in this excerpt. The correct option among all the options that are given in the question is the first option or option "A". I hope that the answer has come to your great help.</span>