C. Archimedes.
He created simple machines and invited the pulley.
As a general impact over all of Africa, foreign invaders, typically from Europe, initially seemed to have a positive impact in the sense that they introduced public schools and basic hygiene, but the also had many negative impacts because eventually, in the 18-1900's when many African nations became independent countries and forced the Europeans out, they were left with little government, political, or economic skills which is why many of the African nations of the modern day are still considered developing countries.
The conference that kept Czechoslovakia independent but places Sudetenland under German control is B. Munich
The slums Ethnic enclaves have long played, and continue to play, significant and normally peaceful roles in bridging the periods between the arrivals of new and culturally different immigrant groups
Answer:
Look at explanation
Explanation:
It helped them becuase agriculture helped produce food, and they can craft materials out of raw material
