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
Male staed alcohol .20 years, presently taking 3 quaers daily over 3i, ,ears, now complains that he gets the kick in 1 quaer, diagnosis is: 
Select and explain. 
A. Withdrawal, B. Mellanby phenomenon, C. Reverse tolerance, D. Cross tolerance
C: Reverse tolerance
Answer: C: Reverse tolerance 
Explanation: Ans. c. Reverse tolerance