Answer:
D) the Indian Boarding Schools
Explanation:
pls mark brainliest
<span>Control infectious diseases because in the early 1900s in the United States, many major health threats were infectious diseases associated with poor hygiene and poor sanitation (e.g., typhoid), diseases associated with poor nutrition (e.g., pellagra and goiter), poor maternal and infant health, and diseases or injuries associated with unsafe workplaces or hazardous occupations.</span>
Well one reason could be that nobody is at a higher status than another so there's little chance of a dictatorship or anything. A different reason is a balance of power leaves no desire to gain more from unfairness.
Rennasaince I dont know how to spell it.