Respuesta :

The equation of slope of the graph is,

[tex]Slope=\frac{y_2-y_1}{x_2-x_1}[/tex]

Consider,

[tex]x_1=2,x_2=4,y_1=9,y_2=13[/tex]

Then,

[tex]\text{Slope =}\frac{13-9}{4-2}=2[/tex]

Therefore, the correct option is A