Answer:
These areas had the most resources.
Explanation:
When you are settled by rivers, you have the sources you need to grow crops, raise life such as cows, pig, chicken. Not only this but you also have a place to bath, collect drinking water, and wash clothing. Life thrives more on river sides rather than inland during these times as they did not have all the tech we do today.
Answer:
i think like this am not sure tho
Explanation:
Poor air and water quality, insufficient water availability, waste-disposal problems, and high energy consumption are exacerbated by the increasing population density and demands of urban environments. Strong city planning will be essential in managing these and other difficulties as the world's urban areas swell.
Answer:
A,B,D
Explanation:
I believe that "B" is a possibly one; if not, then just A and D.
Also by examining other economy; you can learn from it, what people do and how they live their lives, same with listening to different music from there, because people listen to different music in different cultures as well.^^
Have a great day, and let me know if its correct or not, if so I will take down the answer or fix it if its wrong.
C. because the water erodes the rock away because it's jus sitting there gettig moist...like think about cereal wen it jus sits there in milk it gets moist and soggy