If a square is inscribed in a circle that, in turn, is inscribed in a larger square, what is the ratio of the perimeter of the larger square to that of the smaller square?
A. \(\dfrac12\)
B. \(\dfrac1{\sqrt2}\)
C. \(\sqrt2\)
D. \(2\)
E. \(3.14\)
Answer: C
Source: GMAT Club Tests