What groups are most at odds when it comes to Trump's approval and disapproval ratings?

Source:  Marquette Law School poll

The good news:
The 2018 Gender Gap Was Huge,   And it helped Democrats win the House.  (FiveThirtyEight, 11/9/2018).

Other 1/16-20/2019 Marquette poll posts:
OK, folks, raise your hand if you lied on the first response.  (1/24/2019)
Marquette Law School poll: On the issues and those who legislate them.  (1/24/2019)
Except for impeachment, Trump underwater in Marquette poll questions.  (1/24/2019)
The demographics of Wisconsin supporters and detractors of Donald Trump's border wall.  (1/25/2019)
Scott Fitzgerald and Robin Vos: Knowing enough about them depends on where you live.  (1/26/2019)
The rise and fall of Donald Trump in Wisconsin.  (1/29/2019)