How does the President Kennedy's delivery of the speech emphasize the meaning of the passage? A. It emphasizes President Kennedy's call to action.

B. It emphasizes the acknowledgment of past experiences.

C. it emphasizes the historical context to be explained to the listener.

D. It emphasizes the obstacles that must be overcome.

Read the excerpt from the time traveler's guide to elizabethan england. simon forman, who does attend plague sufferers, is a rare exception: this is because he has himself survived the disease and believes he cannot catch it again. however, his remedy amounts to little more than avoiding eating onions and keeping warm. he has a recipe for getting rid of the plague sores that will afflict you afterward if you survive the disease; but that is a very big "if.” it seems the best advice is provided by nicholas bownd in his book medicines for the plague: "in these dangerous times god must be our only defense.”which lines best summarize the excerpt?