Answer: A
Explanation:
they used astronmy to to develop calendars based based on the movement of stars and planets. B, C, and D are incorrect.
The Russian had the impact of putting a conclusion to the significant field of the battling on the eastern of world war 1. it incidentally helped the German by arranging the troops, however this favorable position did not do the Germans much good in this way the upheaval did not do any stretch of the immigration wind up making a big deal about a distinction in the result of the war <span />
The appellate courts have the power and authority to review the decisions of the trial court, and any judgment won in the trial court. The appellate court will review those decisions for legal or factual errors, and have the power to change the decision or judgment of the trial court. Many problems would be without this process