Answer :

apologiabiology
so that is correct because we notice that the line passes through the points 5,-5 and -5,5
we notice that y is negative x so therefor D is the correct answer
andres2003
IT IS! You are absolutely Right!
Now that (0,0) is the origin, it is also a point where the line lies. (-1, 1) is also a point where the line lies(in Quadrant II). And (1, -1) is the total opposite of (-1, 1).
It is in Quadrant IIII, but it is also on where the line lies