Answer:
One of the most notable instances of American imperialism was the annexation of Hawaii in 1898, which allowed the United States to gain possession and control of all ports, buildings, harbors, military equipment, and public property that had belonged to the Government of the Hawaiian Islands.
Explanation:
D. They used slaves for cheap labor.
Researchers who are in this fascinating field where new types of prosthetic devices can be seen almost daily have recently discovered to how to make prosthetic devices which are highly individualized but are also versatile in terms of enabling a person of controling a certain limb through brain-wave control.
They are an outline of how real government should/would work