One important element that led to the War for Independence was a growing sense of unity among the thirteen colonies." In the previous sentence , the word unity implies
A. Having no like or equal, unparalleled; incomparable
B. Limited to a single outcome or result; without alternative possibilities
C. A whole or totality as combining all its parts into one.
D. Having or exerting influence, especially great influence.

assuming that by westerners you mean americans. that they were mean and controlling and abusive to its peasants.

explanation:

the effect of the ming leaders banning ships with more than two masts was that there was no further construction of ships masts, because there was a surplus. ming emperors disallowed foreign exploration

disease was the number one killer of native peoples. they had had little exposure to the diseases of europe. this led to some villages being almost completely wiped out and some tribes destroyed.