A red pen is displayed in Roger's peripheral vision while he stares straight ahead. He correctly identifies the object but is unable to name the color. The reason for this is that: there are many rods but very few cones in the periphery of the cornea. there are many cones but very few rods in the periphery of the fovea. there are many rods but very few cones in the periphery of the retina. there are many cones but very few rods in the periphery of the retina.