Following a difficult vaginal birth of a singleton pregnancy, the client starts bleeding heavily. ...

Following a difficult vaginal birth of a singleton pregnancy, the client starts bleeding heavily. Clots are expressed and a Foley catheter is inserted to empty the bladder because the uterine fundus is soft and displaced laterally from midline.
 
  Vital signs are 99.8 F, pulse 90 beats/min, respirations 20 breaths/min, and BP 130/90 mm Hg. Which pharmacologic intervention is indicated?
 
  a. Oxytocin (Pitocin) to be administered in a piggyback solution
  b. Administration of methylergonovine (Methergine)
  c. Administration of prostaglandin analogue
  d. Increase in parenteral fluids