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
Which of the following has to be present for a diagnosis of major depressive disorder - 
Select and explain. 
A. Loss of interest or pleasure, B. Recurrent suicidal tendency, C. Insomnia, D. Indecisiveness
A: Loss of interest or pleasure
Answer: A: Loss of interest or pleasure 
Explanation: One of the following two should be present essentially : -


Depressed mood
Markedly diminished interest or pleasure in all or almost all activities.