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
Treatment of choice in depression with sucidal tendencies 
Select and explain. 
A. TCA, B. MAO-Inhibitiors, C. Fluoxetine+TCA+MAO-Inhibitor, D. Electro convulsive therapy
D: Electro convulsive therapy
Answer: D: Electro convulsive therapy 
Explanation: D i.e. ECT