31. The Astronomer who first placed the sun at the center of the universe was:
A. Tycho Brache
B. John Harvey
C. Johannes Kepler
D. Nicolas Copemicus
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Nicholas Copernicus was the Astronomer who first placed the sun at the center

D. Nicholas Copernicus

This secretive astronomer devoted his entire life to sun-centered cosmic theories as larger questions of faith were dividing Europe nearly 500 years ago.

- NatGeo

the alfred thayer mahan award for literary achievement is awarded each year by the navy league of the united states. the award is named for an american naval historian and theorist, rear admiral alfred thayer mahan, united states navy who, through his writing, provided stimulus and guidance to those who share in the defense of the nation. presented since 1957, "this award for literary achievement is awarded to a u.s. navy officer, u.s. marine corps officer, enlisted service member, or civilian who has made a notable literary contribution that has advanced the knowledge of the importance of sea power in the united states."[1]

a. "how old man winter was driven back” and “ormuzd and arimanes"