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: Gynaecology & Obstetrics
The dose of anti D gamma globulin given after term delivery for a Rh negative mother and Rh positive baby is: 
Select and explain. 
A. 50 micro gram, B. 200 micro gram, C. 300 micro gram, D. 100 micro gram
C: 300 micro gram
Answer: C: 300 micro gram 
Explanation: None