During an Examination,the Nurse Finds That a Patient Is Unable

During an examination,the nurse finds that a patient is unable to distinguish objects placed in his hand.The nurse would document:
(This question reflects the results an examiner may find during a complete physical examination.Content in this question is not necessarily addressed directly in Jarvis' Physical Examination & Health Assessment. )

A) stereognosis.
B) astereognosis.
C) graphesthesia.
D) agraphesthesia.