Find the errors in spelling, grammar, and punctuation: Who did the writers at Musician
magazine interview for they're
book on rock musicians, and
what lead them to those spacific
performers?

Explanation:

The sentence should be: Who did the writers at Musician Magazine interview about their book on rock musicians, and what lead them to those specific performers?

uhh i would say.. 100 years or innovation?

"the tune the he might never know again." this part build anticipation. dexter got extremely happy by the piano tune. he could see what he was living at that moment in his life throught this feeling. the reader might want to learn more about his happy life. in fact, he called it a state of   'ecstasy'. the fact that he had got in a mood of intense appreciation and that everything about him was extremely bright and glamorous might lead the reader to feel that this state of happiness may not last long. the two parts from the excerpt that exemplify the anticipation are: " the sound of the "; " it was a know again."