Question 0A triangle has vertices P(-1,6), Q(-3, -4) and R(1, -4).Find the midpoint of PQ and QR respectively.A.(0,-2) and (-1, -4)B.(-1,0) and (-1,-1)C.(-2,1) and (0,1)D.(-2,1) and (-1,-4)E.Objective Show full explanation