The correct answer is: "the scientific method".
Galileo Galilei (1564 - 1642) was an Italian astronomer, physicist and engineer, known as the "father of observational astronomy" and "of the scientific method".
He conducted research on speed and velocity, gravity and free fall, the principle of relativity, etc. Through observational methods, he was able to describe the properties of such phenomena and to develop "laws" as a starting point for human understanding of them. He confronted the Roman Inquisition by defending the heliocentrism theory developed by Copernicus.
I believe it's D hope this helps
Answer: racially segregated but ostensibly ensuring equal opportunities to all races.
"the decision terminated the “separate but equal” doctrine that made racially segregated schools legal"
Accommodations provided on each railroad car were required to be the same as those provided on the others. Separate railroad cars could be provided. The railroad could refuse service to passengers who refused to comply, and the Supreme Court ruled this did not infringe upon the 13th and 14th amendments.
He felt that only he had the skill and experience to guide the nation through the war.
Answer:the existence of slavery
Explanation:
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