A nurse is assisting a physician in performing a physical examination of a client who has just been told that she is pregnant. The physician tells the nurse that the Goodell sign is present. The nurse understands that this sign is indicative of:
Group of answer choices

A. The presence of fetal movement

B. An increase in vascularity and hyptertrophy of the cervix

c. A high risk for spontaneous abortion

d. The presence of human chorionic gonadotropin (hCG) in the urine