English common law was based on … Court rulings
D. Courts Rulings
Answer:
because people would fight over land to grow crops and build houses etc.
Explanation:
The spread of AIDS in Africa could affect the economies of that continent in such a way that there is a drop in the number and productivity of workers. If there is AIDS, many people will get infected and unfortunately they will not be able to work and provide for their families of their country.
It was a time of relative peace when people felt free to travel and trade
Being able to see without the issue of knocking over your oil lamp in the middle of the night. Allowing people to work longer with better lighting.