During the Physical Examination for the First Prenatal Visit,it Is

During the physical examination for the first prenatal visit,it is noted that Chadwick's sign is present.This refers to the:

A) bluish or purplish discoloration of the vulva, vagina, and cervix.
B) presence of early fetal movements.
C) darkening of the areola and breast tenderness.
D) palpation of the fetal outline.