Earth's atmosphere is 78% nitrogen, 21% oxygen, the rest 1 percent with very small percentages of other elements like Co2.
The answer would be C
The spoils system is when a political party, after winning an election, gives jobs to its supporters.
https://www.britannica.com/topic/spoils-system
A shogunate is most similar to a "military dictatorship" in terms of a relevant modern government, since each leader (Shogun) was a hereditary military dictator in Japan.
Some new inventions, designs and ideas that were created in the 1780s include:
-1780 Bifocal glasses were invented by Benjamin Franklin
-1780 The circular saw was invented by Gervinus
-1784 The threshing machine was invented by Andrew Meikle
-1786 The steamboat was invented by John Fitch
-1785 The working parachute was invented by Blanchard
-1785 The power loom was invented by Edmund Cartwright
Hope this helps! :)
