A nurse is assessing a child who has experienced a febrile seizure. Which of the following factors should the nurse identify as the cause of the seizure?

A. Febrile seizures are most commonly triggered by a rapid increase in body temperature, typically due to an infection. B. Pooling of blood in a cerebral space is associated with hemorrhagic conditions, not febrile seizures. C. Structural brain defects are associated with epilepsy, not febrile seizures. D. Trauma causing a concussion may lead to seizures but is not the cause of febrile seizures.