thank u so much if u help! 20 points!

Answer:
C) (10, 3) and (15, -2)
Step-by-step explanation:
Use formula of a slope, where [tex](x_1,y_1)[/tex] and [tex](x_2,y_2)[/tex] are points on the line:
[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]
Inputting values of points:
A) m = undefined
B) m = -7/2
C) m = -1
D) m = -2/7