Question: (a) In principle, do your eyes have greater resolution on a dark cloudy day or on a bright sunny day? (b) Choose the best explanation

(a) In principle, do your eyes have greater resolution on a dark cloudy day or on a bright sunny day?

(b) Choose the best explanation from among the following:

I. Your eyes have greater resolution on a cloudy day because your pupils are open wider to allow more light to enter the eye.

II. Your eyes have greater resolution on a sunny day because the bright light causes your pupil to narrow down to a smaller opening.

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