This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
The appropriate approach to a neonate presenting with vaginal bleeding on day 4 or life is: 
Select and explain. 
A. Administration of vitamin K, B. Investigation for bleeding disorder, C. No specific therapy, D. Administration of 10 ml/kg of fresh frozen plasma over 4 hours
C: No specific therapy
Answer: C: No specific therapy 
Explanation: In the first few weeks of life, a small amount of vaginal bleeding may occur, reflecting the decline of circulating level of maternal estrogens. Ref: Kligman, Behrman, Jenson, Stanton (2008), Chapter 24, "Gynecological Problems of Childhood", In the book, "Nelson's Textbook of Pediatrics", Volume 2, 18th Edition, New Delhi, Page 2273