You need to put more points if you want someone to do this for you
The correct answer is thesis statement.
A thesis statement is the most important sentence in an essay - in it, you will find the main idea of the essay and why it was written in the first place. The author will briefly summarize his or her motivation and goal for writing the essay in this sentence, which is usually found at the end of the introductory paragraph.
Nowadays, some solutions such as desalination, reuse, greywater, artificial recharge or rain harvesting could be considered almost as conventional solutions as abstraction from pure streams or aquifers was long ago. There are many examples of use of those resources and their enabling technologies.
pls give me brianliest