The answer is "Alexandria was the seat of government in Egypt at the time of Ptolemy"
Explanation:
Alexandria was one of the largest cities in Egypt and it was also known for the commercial activities that was taking place in the city. The city attracts a lot of tourists because of its tourist destinations.
Alexandria was the capital of Egypt the presence of oil and gas makes the city to be industrious. At the time of Ptolemy, Alexandria was the seat of government.
It was a change of thinking from 1500 to 1700 when modern science came out as a new was of getting knowledge about the world. It was important because it started modern science.