The response that most accurately explains how the author helps the reader understand the full meaning of the phrase "pursuit of happiness" is, He provides historical context by explaining that happiness was regarded as one’s birthright and should be protected from others who may impinge upon it
Explanation:
From the passage, the author tries to describe what happiness means and how fundamental happiness is to everyone.
He uses historical context to explain the importance of happiness and how happiness should be protected from others that may want to make one unhappy.
A.) Peaceful If you think about the author isn't screaming or yelling or acting in away excited she is definaltly not acting cheerful because that's almost the same thing as acting excited.She is also not acting depressed or anything so it intern is not being oppresive.