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: Pediatrics
Which of the following is a feature of absence seizure 
Select and explain. 
A. Associated with post - ictal confusion, B. Seizure precipitated by hyperventilation, C. EEG shows 4-5 / sec spike and wave pattern, D. During seizure, automatism present
B: Seizure precipitated by hyperventilation
Answer: B: Seizure precipitated by hyperventilation 
Explanation: Absence Seizures:
Age: school going children
During seizure, blank staring episodes seen 
No post ictal confusion
EEG: 3 / sec spike and wave pattern
Drug of choice: Sodium Valproate.