THE ANSWER IS c I think I really needs points but I looked it up and it’s seem to be c
The hydrological structure of the drainage basin is a localized open system. A drainage basin is a piece of land that is drained by a river and its tributary.
<h3>What are the disadvantages of this system?</h3>
Basin irrigation is the most frequent type of surface irrigation, particularly in areas with modest field layouts.
Disadvantages of Basin Irrigation System:
1. It is not applicable to all crops.
2. There is water waste in it.
3. Diseases propagate through trees.
Thus Option A is the correct option.
For more information about Basin Irrigation system refer to the link:
brainly.com/question/1152007
The correct answer is Option B) They United against Native American tribes.
Poeple moved to specific towns because they were united against the Native American tribes.
As the United States began to expand westwards, they encoursted lush landscapes with huge potential. However, all these places were already inhabited by numerous Native American tribes.
The government began to establish small towns in these places.
As more and more people heard about these prosperous areas, they began to converge and populate these towns.
The idea was to eventually drive the Native Americans out of their own land and use their abundant natural resources.
