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[yingao]

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the index of refraction of the water in a certain murky pond is approximately 1.4. An alligator sits 1m below the smooth surface of the pond. The alligators view of objects above the surface with a radius of:

a. 0.5m
b. 1m
c. 2m
d. 2.6m

ans: b

 

[paul411]

Is this a paraphrased version of the question? I don't understand what's being asked here.