Which of the following is NOT a boundary that America had to push past in the second half of the century (according to the lesson)?

A. Mental
B. Financial
C. Physical
D. Power

Which of the following is NOT a core value depicted in literature of this time period (according to the lesson)?

A. Optimism
B. Freedom and Self-Determination
C. Individualism
D. Piety, Industry, and Courage