Increasing trade between European countries and their colonies contributed to the development of "capitalism," since it became far easier for firms and people to profit from sales.
Place political, economic, and social limits on Black people in the South—control relations between White Southerners and newly freed slaves.
The statements that true is C. Salt was so valuable in Ghana that it was Worth in Gold
Many said that the Ghana empire was rich by handling the trade of Salt and Gold. There are no record about option A and option B.
And Option D. is definitely wrong because the Ghana Empire use Silent Trading, the trading occurred without the traders seeing each other face
Theodore Roosevelt's Progress party appealed to some republicans and others who wanted change and reform. So the answer is True.
Hope this helps :D.