Which of the following statements is true concerning prolapsed umbilical cord
A. Prolapsed umbilical cord is a common occurrence during pregnancy.
B. Prolapsed umbilical cord refers to the descent of the fetus into the birth canal.
C. Prolapsed umbilical cord is a medical emergency that occurs when the umbilical cord precedes the fetus into the birth canal.
D. Prolapsed umbilical cord is a routine event during labor and does not pose any risks.