When Interviewing a Patient Suspected of Exhibiting Signs of Parkinson's

When interviewing a patient suspected of exhibiting signs of Parkinson's disease, the nurse shows an understanding of the disease's etiology by asking which question?

A) "Is it painful to flex your chin to your chest?"
B) "Do you recall if any of your relatives had difficulty holding on to things with their hands?"
C) "Did your muscle weakness first occur in your arms or in your legs?"
D) "Did I understand correctly that your memory problems started about 5 years ago?"