Herbert Clark Hoover (August 10, 1874 – October 20, 1964) was an American engineer, businessman, and politician who served as the 31st president of the United States from 1929 to 1933. A member of the Republican Party, he held office during the onset of the Great Depression.
Answer:
The answer is C. Ethic Enclaves
Explanation:
Ellora caves consist of Buddhist, Hindu, and Jain temples existing in a relative harmony with one another
Emigration i think.........