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: Pharmacology
Which of the following drug treatment increases thirst and causes dilute diuresis ? 
Select and explain. 
A. Phenobarbitone, B. Lithium, C. Chlorpromazine, D. Clozapine
B: Lithium
Answer: B: Lithium 
Explanation: None