Crude oil simply because once used it gets exhausted
Advanced cities are center for trade with a large population and an organized government a long-lasting pattern of organization in a community such as economy, religion, government, education
question answered by
(jacemorris04)
There are Alps Balkan Peninsula, Liberian Peninsula, Danube River, and the Northern European lowlands. Hope this Helps :)
Budhism, Islam, and christianity are all the main practiced religions in southeast asia
