Answer:
a. sought to guarantee that one could not be denied suffrage rights based on race.
Explanation:
Reconstruction era brought three amendments which safeguards the destiny of the millions of former slaves. Fifteenth amendment of the constitution of the United States of America which was ratified in 1870, was the last among the chronological order, which address the federal and states government to not deprive any citizen the voting rights on the basis of race, color and previous conditions of servitude.
Urban areas have more population True
Answer:
The correct answer is:
C. Copernicus developed his hypothesis in response to Ptolemy's hypothesis about planetary rotation, a hypothesis he found unsatisfying.
D. Copernicus saw an unsatisfying explanation and formulated a testable way to understand the motion of the planets.
Explanation:
According to the text, Copernicus thought that it was necessary to establish a new hypothesis model that could be tested and much more attached to reality. Copernicus focused on developing his idea of the universe, because he was not completely satisfied with what Ptolemy proposed some years before. For him, the idea that the earth was the center of the universe and that all the planets rotated around it, did not sound very convincing, so he decided to take the challenge of observing the world around in a more detailed way, which lead him to propose his hypothesis about the way in which the universe is distributed.
