The nurse suspects that a client has decorticate posturing. Which findings support the nurse's suspicion?

Internal rotation and adduction of arms with flexion of elbows, wrists, and fingers.

Back hunched over and rigid flexion of all four extremities with supination of arms and plantar flexion of feet.

Supination of arms and dorsiflexion of the feet.

Arms are pronated, extended, and close to body with wrists rotated.