Final answer:
The government intervention that would most likely cause problems for inhabitants of the region marked "Indian Territory" is reservations. After the Civil War, Native Americans were confined to reservations, which restricted their autonomy and self-government and limited economic opportunities. Option C
Step-by-step explanation:
The government intervention that would most likely cause problems for inhabitants of the region marked "Indian Territory" is c. Reservations.
After the Civil War, Native Americans were displaced and confined to reservations, which were federal lands set aside for their use. However, these reservation lands were often poor, making it difficult for tribes to farm or raise livestock. They became dependent on the Bureau of Indian Affairs for support, and the tribes' traditional occupations were often abandoned in favor of assimilation through Christian conversion and English-speaking boarding schools.
The reservations limited the tribes' autonomy, self-government, and economic opportunities, resulting in challenges for the inhabitants of Indian Territory. Option C