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: Psychiatry
All of the following are defence mechanisms of ego except 
Select and explain. 
A. Projection, B. Conversion, C. Reaction formation, D. Transference
D: Transference
Answer: D: Transference 
Explanation: D i.e. Transference