Respuesta :

1. Frontier : vast expanse, freedom, no geographic limitations.

2. Optimism: greater than in Europe because of the presence of frontier.

3. Experimentation: in science, in institutions.

4. Mingling of races: immigrants in large numbers arrive to the US.

5. Growth of industrialization: polarization of north and south;

north becomes industrialized, south remains agricultural.
KawaiiKalin
1. Belief in the individual and common man., 2. Love of (reverence for) nature.,3. Interest in the bizarre, supernatural and gothic., 4. Interest in the past, 5. Looks at the world with more than reasonable optimism rose-colored glasses.