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A simple telescope used to view distant ...

A simple telescope used to view distant objects has eyepiece and objective lens of focal lengths `f_(e)` and `f_(0)`, respectively. Then
`{:("Column I","Column II"),("(A)Intensity of light","(P)Radius of aperature R"),("received by lens",),("(B)Angular magnification","(Q) Dispersion of lens"),("(C) Length of telescope","(R) focal length "f_(0)"," f_(e)),("(D) Sharpness of image","(S) spherical aberration"):}`

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The correct Answer is:
(A)P;(B)R;(C )R;(D)P,Q,S`
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