Respuesta :

A = (2 , 8 )

B = ( 7 , -5 )

therefore, midpoint of AB

( x1 + x2/2 , y1 + y2/2 )

→ ( 2 + 7/2 , 8 + (-5)/2 )

→ 9/2 , 3/2

→ 4.5 , 1.5

so, option B is correct

hope this answer helps you dear... take care!