Multiple Choice
The "visual cliff" is
A) the sharpcrease visual acuity that develops between six and nine months of age.
B) a transparent surface with a sudden drop the patterned floor beneath it
C) the rate of development of visual-motor skills the first 12 months of life.
D) the highest elevation toward which anfant will crawl.
Correct Answer:

Verified
Correct Answer:
Verified
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