Which of the Following Is NOT Applicable to the Epiretinal

Multiple Choice

Which of the following is NOT applicable to the epiretinal implant?

A) It is driven by an external video camera.
B) Users have been able to identify objects, detect motion, and regain mobility.
C) It works by exploiting the remaining photoreceptors.
D) It is approved by the Food and Drug Administration (FDA) for clinical use.