A child was brought to the OPD with complaints of repeated episodes of staring in blank space and lip smacking at school

Can you answer this NEET PG question?

A child was brought to the OPD with complaints of repeated episodes of staring in blank space and lip smacking at school. An EEG was done. What is the drug of choice for treatment of this condition?

A. Ethosuximide

B. Levetiracetam

C. Valproate

D. Lamotrigine

Absence seizures, A. Ethosuximide