Which of the following is a correct explanation of a disorder that affects the nervous system? ...

Which of the following is a correct explanation of a disorder that affects the nervous system? Choose the correct option.
 
  A) Cerebral palsy is a motor disorder caused by damage to the cerebrum at the time of birth.
  B) Epilepsy is a progressive disease that affects nerve conduction, characterized by episodes of weakness, lack of coordination, and speech disturbance.
  C) Stroke involves a loss of feeling and movement caused by traumatic damage to the spinal cord.
  D) Alzheimer's disease is a severe psychotic illness characterized by delusions, hallucinations, and bizarre behavior.