The correct answer is C, historical context. There have been many literary movements throughout time, starting from the old era, to the postmodernism that is today. And usually, each literary movement was created as a reaction to the previous movement - romanticism was before realism, modernism was after realism, etc. The historical context demanded changes, and as years passed, people and their needs changed, and thus new literary movements were created. During Queen Victoria, there was Victorian era, where everyone was reserved and cared about their reputation, and that reflected in the literature. When people needed something modern, modernism emerged. When technology thrived, cyber punk literature was created. Every era demands a different approach to literature, and thus new movements are born.
The caged bird singswith a joyous songof the captive life that kept it safe all along.This answer exemplifies the two birds: free and caged. Free in such a way that it is able to sing a song of its choice, and caged, because even if it is in captive it has something to be thankful for, its safety.
The central Idea of this speech is <em><u>to motivate Americans to strive for the development of their nation</u></em>. Kennedy believes that woul be happy and satisfied if they could live in a prosperous country. Kennedy's idea with this speech is to motivate Americans to work together to reach a common goal "to make America great again".
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