A. (-2,1); minimum
B. (-2,1; maximum
C.(1,-2); minimum
D.(1,-2); maximum
I need help pls
![A 21 minimum B 21 maximum C12 minimum D12 maximum I need help pls class=](https://us-static.z-dn.net/files/dc3/074cbd270f84d3261e6c7cbc1d54871d.png)