Research scientists used a standard practice called the scientific method to help them understand phenomena.
Answer:
As an admiral and later the 19th Chief of Naval Operations, Zumwalt played a major role in United States military history, especially during the Vietnam War. A decorated war veteran, Zumwalt reformed United States Navy personnel policies in an effort to improve enlisted life and ease racial tensions.
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Bush cut his vacation early and went home two days early before making a federal response from Washington
The answer would be C, Federalists. The Constitution adopted the idea of federalism, the sharing of powers between national and state governments. Followers of federalism were called the Federalists.