Answer:specialization, factory system, machines
Explanation:
I believe the answer is A. <span>He observed that not all heavenly bodies moved around the Earth.</span>
Classical Studies cover wide-ranging study of multiple aspects of the ancient Greek and Roman worlds. It encompasses topics in ancient literature, language, history, philosophy, art or archaeology. They also help you understand the modern world, by giving you a deep perspective on the origins and development of contemporary societies and cultures. As well as studying past culture and creativity you can also start, or continue, to learn ancient Greek or Latin. Then you build or develop skills of analysis and interpretation that employers value highly: Classical Studies graduates are employed throughout the public and private sectors in a wide range of occupations.
Hope this helps & sorry if it doesn't
