Which symptoms are characteristic of an absence (petit mal) seizure?

A: Loss of consciousness, stiffening of limbs, and rhythmic jerking movements.

B: Sudden muscle weakness and collapse without loss of consciousness.

C: Isolated twitching of facial muscles.

D: Brief episodes of altered awareness, such as staring blankly.

Correct answer is D. Absence seizures involve a sudden stop in activity without falling, often accompanied by staring blankly into space .