Immediately following a generalized seizure involving tonic-clonic activity, most patients:

A) are unresponsive but gradually regain consciousness.
B) return to a normal level of consciousness but cannot recall the event.
C) experience prolonged apnea and require positive-pressure ventilations.
D) have a slow heart rate because of cardiac depression during the seizure.

Answer: A) are unresponsive but gradually regain consciousness.