The answer is C. It did indeed clear the way for all out offensive.
With the end of the Civil War came a great transition into a mechanized and factory-based economy, which took workers away from the farms and put them into the factories. Many people saw this is corporate great, which was in some ways true--this led to the formation of many unions and workers organizations.
What the afterlife looks like.
The answer is A.. a way of dividing society into classes with hard boundaries