This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Febrile seizures, Subject name: Pediatrics
Intermittent prophylaxis for febrile seizures should be given for how many days when a fever recurrs? 
Select and explain. 
A. 1 day, B. 3 days, C. 7 days, D. 14 days
B: 3 days
Answer: B: 3 days 
Explanation: Intermittent prophylaxis for febrile seizures with oral Clobazam or Diazepam is recommended for 1st 3 days of febrile illness, when a fever recurs.