<prompt> You have been referred a middle-aged patient to rule out open angle glaucoma. Which of the following findings will help in the diagnosis:Cupping of the discDepth of anterior chamberVisual acuity and refractive errorAngle of the anterior chamber  <response>: Appearance of cupping of disc will help for diagnosis. Ref: Textbook of Ophthalmology By Nema, 3rd Edition, Page 175 