Jason fell off his bicycle and hit his head against the pavement when he was 6 years old. Though the doctors did their best to repair any brain damage he incurred, Jason sustained severe injuries that left him unable to understand language. Jason is able to speak, but his sentences make no sense and do not aid communication. From the information provided in this scenario, we can infer that the brain damage Jason suffered affected his: ________

a. reticular formation.
b. Broca's area.
c. Wernicke's area.
d. tegmentum.