Black holes themselves can not be seen, nor do they leave trails (since emptiness does not have to be caused by a black hole), but there is evidence for black holes: scientists can see the effects of their gravity on nearby stars. The answer is B.
The Theory of Mass Dissemination suggested that fashion moves horizontally among social classes rather than vertically.
So the correct answer is C.
Hope this helps,
Davinia.
According to Hamilton, unity adds to energy by allowing the executive branch to exercise "determination, activity, secrecy, and dispatch."
Simultaneously, a unitary executive is motivated to act on behalf of his citizens.
Hamilton
During the American Revolutionary War, Alexander Hamilton was a vital assistant to George Washington (1775-83). Later, he was the primary author of the Federalist Papers, and he was a crucial figure in the ratification of the United States Constitution, as well as a prolific writer in its defence.
Alexander Hamilton was a founding father of the United States who fought in the American Revolutionary War, assisted in the writing of the Constitution, and served as the first Secretary of the Treasury. He was the primary creator of the American financial system.
Hamilton contends that executive branch unity is essential for both energy and safety.
To learn more about Hamilton
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