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
A pateint of Schizophrenia treated for 5 years developed perioral movem-ents. Likely diagnosis is: 
Select and explain. 
A. Tardive dyskinesia, B. Muscular dystonia, C. Akathasia, D. Malignant neurolept syndrome
A: Tardive dyskinesia
Answer: A: Tardive dyskinesia 
Explanation: A i.e. Tardive dyskinesia