First find the slope using the two coordinates they give you.
The formula for slope is:
m = (Y₂ - Y₁) / (X₂ - X₁)
Plug in to these spaces.
(1 - 6) / (1 - (- 5)) = - 5 / 6
This eliminates options A, B, E, and F.
The only ones left that can be/are your answers are Options C and D.
