Increased Partnership in the U.S

http://wvvw.pewresearch.org/fact-tank/2018/08/01/trumps-approval-ratings-so-far-are-unusually-stable-and-deeply-partisan/
It points out one of the ways that we can measure increased partisanship in the United States.
Then I want you to develop a paper that attempts to explain why this is happening, and what the consequences of it might be. Is it a problem? Or is it simply a fact of political life that really doesn’t matter?