Boston's harbor is an example of the interaction of culture and the environment. How did citizens of Boston change the harbor to meet their needs? How did the harbor influence Boston's culture?

The caste system in india was used for what purpose? a) to ensure that all people had an adequate income b) to prevent the rich from taking too much power c) to provide social control and conformity according to one’s birth d) to draft a military capable of defending india from mongol invasion