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: Unknown
The dose of anti D gamma globulin given after term delivery for an 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: Ans: C