What is the main diagnostic method for seizures and epilepsy? I - The diagnosis is mainly clinical, based on the description of the crisis provide...

What is the main diagnostic method for seizures and epilepsy?

I - The diagnosis is mainly clinical, based on the description of the crisis provided by the patient or another person who is present at that time.
II - The laboratory diagnosis should be pursued, and a lumbar puncture for cerebrospinal fluid examination should be performed when signs of meningoradicular irritation are observed.
III - The electroencephalogram (EEG) is the main diagnostic method for seizures and epilepsy, and it can be abnormal due to residual functional alteration even in the interictal period.
IV - The magnetic resonance imaging (MRI) is the main diagnostic method for seizures and epilepsy, and it is indispensable in the diagnosis of pharmacologically intractable epilepsies, such as neuronal migration disorders.
a) Only I and II are correct.
b) Only III and IV are correct.
c) Only II, III, and IV are correct.
d) All statements are correct.