Humanities Homework Help

1.     
Aliens fly to Earth and you notice that they are
reading books out of their peripheral vision. What is the most likely
explanation for this difference?

1. Their
   rods are likely located in the periphery of their retina.                         

2. They
   probably do not have any cones.          

3. Their
   cones are likely located in the periphery of their retina.                       

4. They
   are probably crossed eyed.