The Democratic-Republican party was founded based on <span>Thomas Jefferson's leadership and the Anti-Federalist ideology</span>. The answer to your question is A. I hope that this is the answer that you were looking for and it has helped you.
Because they didnt agree with what America was doing and was in disfavor of compromising their idea of slavery in the South ( where most slavery was).
The impact of unions on the regular workers. After the war the veterans returned home and composed unions in their working environments, which gave better wages and working conditions. By doing as such they additionally made the wonder of the American working white collar class, whose pay drove the monetary brilliant age of the 60s.