This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cognitive development and defence mechanism, Subject name: Psychiatry
One of the impoant defence mechanism is 
Select and explain. 
A. Alienation, B. Confabulation, C. Repression, D. Suppression
C: Repression
Answer: C: Repression 
Explanation: Repression is a primary defence mechanism and is defined as unconsciously excluding from conscious awareness of anxiety-provoking ideas and /or feelings. eg in normal life: forgetting and slips of the tongue (Ref: a sho textbook of psychiatry, Niraj Ahuja,7th edition, pg no 207)