Which question would be helpful to identify a problemn-and-solution text structure? A How are the elements different from each other?
B. What details are used to describe the tople
C Do the steps described need to be completed in a particular sequence?
D. What have people done to try to resolve the issue?

the correct answer is the first one.

the answer is b b- it makes him angry that malcolm didn't trust him.

"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."