C. He uses this introduction to set a fast-paced, edgy tone for the rest of the story.
This is my best guess and I think it is correct. I would need to read more, but I hope this helps!
Answer:
visible light I know for a fact that is the answer
They at first think he is boring, but now they are amazed at such a skill they never knew he had
nr 1 is Cosm
nr2 Im not sure but I think its Making flashcards