Multiple Choice
Why is reading a book only possible when looking directly at the printed page?
A) Peripheral photoreceptors are not stimulated.
B) The printed image in focus is projected to the area of keenest vision.
C) The printed image in focus is projected to the area of highest concentration of cones.
D) both a and b
E) both b and c
Correct Answer:

Verified
Correct Answer:
Verified
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