Answer:
Option B, Option D
Explanation:
If we are to take a look at these points, we would see that they share a common y point on the y - axis ⇒ -5;
This would mean that a horizontal line runs through the following points ( 4, -5 ) and ( 6, - 5 ), and provided it is a horizontal line, it has no slope, or in other words a slope of 0;
Solution; Option B, Option D