This question is very debatale since this happened in acient Egypt. Try process of elimnation. They used all 4 of the options listed below. But the one that stands out the most is physics. In order for them to have figured out the early forms of glass, the Egyptians scholars had to have used studies of matter and motion to figure out the energy and force to find how to construct glass.
Presidential meetings usually are about classified information, which means that they can be top secret, secret and confidential. Usually, in these presidential meetings matters of national security and defense against terrorism are discussed and if information of these meetings is released to the public national security might be at risk.
Despite this, The Presidential Records Act - created in 1981 - determines the preservation of all presidential records. The Act determines that public access to Presidential records can begin five years after the end of the Administration.
Answer:
Most factory employees did not need education or skills to do their jobs.
Explanation:
The real correct answer is a TRACTOR