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: Anaesthesia
Which of the following should be considered as the cause of generalized convulsions 20 minutes postoperatively ? 
Select and explain. 
A. Halothane, B. Enflurane, C. Isoflurane, D. Sevoflurane
B: Enflurane
Answer: B: Enflurane 
Explanation: Enflurane is known to produce seizures.