Within the First Hour Following a Vaginal Delivery,the Nurse Assesses

Within the first hour following a vaginal delivery,the nurse assesses the mother and finds the fundus is firm and there is a trickle of bright red blood.What should be the nurse's reaction to the assessment?

A) This is a normal occurrence.
B) This is abnormal and should be reported.
C) The patient should be administered a blood thinner.
D) The patient should be restricted to bed rest.