What technology is Egypt know for?(Ancient civilizations)

The ancient Egyptians would come to invent mathematics, geometry, surveying, metallurgy, astronomy, accounting, writing, paper, medicine, the ramp, the lever, the plow, and mills for grinding grain

Explanation:

Ancient Egyptian technology describes devices and technologies invented or used in Ancient Egypt. The Egyptians invented and used many simple machines, such as the ramp and the lever, to aid construction processes. They used rope trusses to stiffen the beam of ships.

becasue in the south they disallowed slavery but in the north slavery was illegial this boilled into because mexico wanted slavery

yup! you are correct it is b.