In ancient India, the Untouchables were the people who happened to fall outside the formal Caste System. Usually, but not always, this pertained to low-level people in society.
Judicial branch of government
Answer: Fifty five percent of the land in Africa is unsuitable for any kind of agriculture except nomadic grazing. ... About 16% of the land has soils of high quality and about 13% has soils of medium quality.
B - Some communities closed their schools rather than to integrate.
While some in the the south did not want to integrate their schools, some communities refused (but not most) and they figured out plans to delay integration, transfer students to different schools and close others.