Carnegie invested in the Frick Coke Company because the Frick Coke Company is his main supplier of coke coal.
Answer:
B.
It recognized women as citizens with the right to vote.
Explanation:
It was called The Suffrage Movement.
The positive effects of the Progressive Era could include:
1) The advance in women's suffrage
2) Education laws
3) Working condition laws
4) Unions for workers
5) Industrialization
6) Child labor laws
It was important because it made you learn about how things change in History.