Which lines from the passage best reflect the main idea of this section of Chávez’s speech? A. “Ask the farm workers who see their lives eaten away by poverty and suffering” (line 151).
B. “It means the short life expectancy and the inhuman living and working conditions will continue” (lines 141 and 142).
C. “Are these make-believe threats?” (line 143)
D. “Since he took office, Deukmejian has paid back his debt to the growers with the blood and sweat of California farm workers” (lines 127 and 128).

D, I may be wrong. so I would double check with someone else

what are the options?

"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."