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
Concept of super ego was given by: 
Select and explain. 
A. Eric fromm, B. Sigmund Freud, C. Eric Erikson, D. Carl Jung
B: Sigmund Freud
Answer: B: Sigmund Freud 
Explanation: B. i.e. Sigmund freud