A 36-year-old woman, G1 P0, is admitted to the labor and delivery unit for oxytocin induction. She is at 40 weeks' gestation. Which condition is a contraindication to the use of oxytocin (Pitocin) induction?
a. Chorioamnionitis
b. Postterm pregnancy
c. Active genital herpes infection
d. Hypertension associated with pregnancy