Answer:
GDP measures the market value of the goods and services a nation produces. So, When GDP is growing quickly, you often see more jobs, rising wages, and better profits for businesses.
Europe is not a typically dry place (unlike for exampe Mesopotamia) so it does not need rivers for irrigation.
Instead, rivers are needed more for transport - they have served as a means of communication and for the exchange of goods.
For example, Danube allowed a big-scale trade between the cities lying on it: Vienna, Budapest and Bratislava.
Its true <span>Bauxite is used to produce aluminum</span>