Which Techniques Would the Nurse Use to Test for Graphesthesia

Which techniques would the nurse use to test for graphesthesia?. Select all that apply.

A) Ask the patient to identify an object placed in the hand.
B) Have the patient close the eyes.
C) Ask the patient to occlude the ear not being tested.
D) Trace a letter in the palm of the patient's hand.
E) Lightly touch both sides of the patient simultaneously.