Eliminate B and C immediately. The word integrated means to combine or bring things together, which makes the answer choice D wrong. The best choice is A. I hope this helps.
Answer: Unions have historically formed to ensure fair wages, benefits and better working conditions for their members.
Explanation:
if most members in congress from his states are republican, if his states has a republican governor, and his state cast electoral votes in the last election for the republican candidate.
D. Karl Barth, I don't really know so check if needed.
Water supply would be an environmental problem because the soldiers traveled in the plains