C<d
The cd costs less than the dvd, therefore, the cd is less than (or <) then the dvd
Subtract 12 from the side of x and moving it to 40, creating x<28
The range is all the y-values.
(1,0)
(2,2)
(-4,-2)
(-2,-3)
These points are all in the form of (x,y)
The y-coordinates make up the range.
The range is {-3, -2, 0, 2}.
Your answer is A.
