Copernicus's challenges to accept science ultimately helped bring about the Scientific Revolution. In what way did he challenge the medieval view of science?

1) He invented the theories that make up modern algebra.
2) He insisted that the sun was at the center of the universe.
3) He believed that the Ptolemaic system was essentially correct.
4) He challenged the ideas on the universe from Galileo Galilei.

the answer for 3 is b and the answer for 4 is d

the group i'm selecting: greeks.

a first group of greek immigrants came to the us in the 1850s. the second group came to america starting in the 1890s due to economic opportunities they didn't have back in their home caused by the hardships of ottoman rule. greek immigration was 90% male, many of them expected to work and return to greece after earning enough capital, but ultimately had to remain in the us after the greek genocide.

your mothers brothers brother in law would be your father.