I : Square : : Arc : II     I.   [A] Line  [B

I : Square : : Arc : II
I. [A] Line [B] Diagonal [C] Rectangle [D] Perimeter
II. [P] Chord [Q] Circle [R] Diameter [S] Circumference

A. BR

B. CP

C. DS

D. AQ

Answer: D . AQ

Justification:

First is a part of the second.