<prompt> A 16 year old boy complains of pain in the right eye. After refractometry,he was prescribed a 3.5 D sphere lens. The cover test is normal. There is no heterophoria. The diagnosis is :Organic amblyopiaAnisometric amblyopiaEmmetropic amblyopiaToxic amblyopia  <response>: B i.e. Anisometric amblyopia 