Respuesta :

Answer:

A

Step-by-step explanation:

Calculate the slope m using the slope formula

m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

with (x₁, y₁ ) = (- 1, 2) and (x₂, y₂ ) = (5, 8 )

m = [tex]\frac{8-2}{5+1}[/tex] = [tex]\frac{6}{6}[/tex] = 1 → A