D because if you do it correctly that's ur answer
8 3/4%
= ((8*4+3)/4)%
=((35)/4) /100 [ divide by 100 to convert to fraction]
=35/400
=7/80
80 x + 28 y - 56 is one of them
The first one is categorical
the second one is discrete numerical
and the third one is continuous numerical
i hop this helps