Use Slope to Determine Whether the Quadrilateral with the Given

Use slope to determine whether the quadrilateral with the given vertices forms a parallelogram. If it is a parallelogram,
determine whether it is also a rhombus.
-A(-2, 6) , B(1, 7) , C(3, -1) , D(6, 2)

A) Yes, it is a parallelogram but it is not also a rhombus.
B) Yes, it is a parallelogram and it is also a rhombus.
C) No, it is not a parallelogram (nor is it a rhombus) .