Which one of the following eye parts can change the focal length of th – McqOptions

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1.	Which one of the following eye parts can change the focal length of the eye-lens according to the requirements of the eye to see distant objects or nearby objects?
A.	Retina
B.	Ciliary muscles
C.	Pupil
D.	Cornea
E.	None of these
Answer» C. Pupil

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