Answer:
Art Deco building designs were inspired by a range of different influences, from abstract art to ziggurats, as well as modern art movements like French Cubism and Italian Futurism. In contrast to the earlier fluid forms of Art Nouveau, Art Deco design incorporated geometric shapes and stepped structures.
Explanation:
It refers to the growing wealth gap between those who are at the top of the economy and those at the bottom. In his article "The Gospel of Wealth", published in 1889, he speaks about the responsibility of those individuals who harvested their wealth by their own means, known as "the new rich". According to Carnegie, the best way to manage wealth is responsible and conscious manner, producing the greatest benefit for society.
Here are some contrubition they did to the world
Olympic games
Democracy
Hippocratic Oath
Philosophy (Aristotle, Socrates, Plato...)
Ionian, Doric and Corinthian architectural styles
Theatre styles (drama, comedy, tragedy, tragicomedy).
Literary classics (Iliad & Odyssey, myths, fables, poetry and mythology)
Dendrochronology is the science of determining age by examining growth rings of trees.