e. Incorrect.

Febrile seizures are seizures associated with a significant, sudden rise in body temperature and occur in young children. Febrile seizures are age-dependent, mostly occurring between the ages of 6 months and 5 years. Febrile seizures are the most common cause of seizures in children, with up to 5% of all children having experienced at least one febrile seizure by 5 years of age.