Refer to the Newsela article. "Doctoral Student Played a Big Part in First Black Hole Photo, Part A Which development most contributed to the first photo of a black hole?

Read the passage from “the caged bird.” but a bird that stalks down his narrow cage can seldom see through his bars of rage his wings are clipped and his feet are tied so he opens his throat to sing. the last line in this stanza indicates a tone of acceptance jealousy peacefulness desperation