Which of the Following Statements About Planaria Is NOT True

Which of the following statements about planaria is NOT true?

A) There is a rudimentary circulatory system with a small central heart.
B) Planaria cut in half can regenerate to form two complete worms.
C) Active movement occurs through ciliary cells and muscle movement.
D) Tissue levels include endoderm (inner) ,mesoderm (middle) ,and ectoderm (outer) .
E) Cephalization is shown by the formation of a brain and sense organs in a head region.