<h2><u>Answer:</u></h2>
Aristotle's very own model of the Universe was an improvement of that of Eudoxus who had likewise examined under Plato. It had a progression of 53 concentric, crystalline, straightforward circles pivoting on various tomahawks. Every circle was focused on a stationary Earth so the model was both geocentric and homocentric.
Under the geocentric model, the Sun, Moon, stars, and planets all circled Earth. The geocentric model filled in as the transcendent portrayal of the universe in numerous antiquated civic establishments, for example, those of Aristotle and Ptolemy. Two perceptions upheld the possibility that Earth was the focal point of the Universe.
Its answer A(Topograpgic map)
There were many reasons. The country was in extreme poverty, there was starvation everywhere and people were dying in misery. They wanted to change the imperialistic rule and impose their own bolshevik rule. People also wanted to end their participation in the war which is one of the first things that happened after the revolution. The communists left the war before the war ended.
Ptolemaic dynasty occurred closest to the Common era. This era lasted from 305 BC to 30 BC.