Parallelogram ABCD is shown. Point E is the midpoint of segment AB. Point F midpoint of segment CD. -8 -4 8 4 0 -4 -8 E F 4 8 Which transformations carries the parallelogram onto itself? a rotation of 180 degrees clockwise about the center of the parallelogram. O a reflection across line segment EF O a rotation of 180 degrees clockwise about the origin.