Answer:
<em><u>C.) An Earth-Centric model of planetary motion published by Ptolemy </u></em>
Explanation:
Earth-centric model was developed by Greek astronomer Claudius Ptolemaeus in the 2nd century AD. <em>'</em><em>Almagaest'</em> was his main work and it was the culmination of centuries of work done in Astronomy by Babylonian, Hellenistic and Hellenic astronomers. His model involved 80 epicycles to explain the motion of Five planets, sun and moon.
According to Ptolemaic model, Earth is at the centre of the Universe. Moon, Sun, star and planets orbit around the Earth and some of the orbits have epicycles. It is Earth-centred model also known as geocentric model. This model have eccentric motion.
They fought over land use and ownership
The correct answer is D, "Declines in industrial production are tied to a rise in unemployment."
The correct answer is b
In the nineteenth century the knight of labor aimed to bring all types of workers to a union to improve working hours and working conditions for laborers. It aimed at uniting skilled and unskilled workers into a union.However, unlike the knight of work the american federation of labor focused on improving of wages, working hours and also avoiding general social reforms.
Answer:
he became its leader, with the help of propaganda and his public speaking skills.
(hope this works)
