Because it was an easy source of water for their needs that required it and it was also and easy way to transport supplies to the battle sight if an army was in a foreign location. Hope this helps, if you need clarification let me know?
<span>I'm pretty sure i was because the massive industries needed more expert.</span>
New agricultural technology
use of wind and water mills
hope this helped!
(:
The answer is B, Industrialization
I don't think there is a answer to that question because the genocide is a particular group of people that have the same trait also of some kind and I think there's so many genocides on Earth presently but we don't know if so the answer might might not be sure of