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
Cognitive model of depression was given by: 
Select and explain. 
A. Beck, B. Skinner, C. Cerletti, D. Freud
A: Beck
Answer: A: Beck 
Explanation: The cognitive model of depression evolved from systematic clinical observation and experimental testing by Beck. The cognitive model postulates three specific concepts to explain the psychological substrate of depression The cognitive triad Schemas Cognitive errors Ref: Cognitive Therapy of Depression edited by Aaron T. Beck.