Which represents a side length of a square that has an area of 450 square inches?
A$15 \sqrt{2}$ in.
B$15 \sqrt{3}$ in.
C112.5 in.
D115.5 in.
A$15 \sqrt{2}$ in.
B$15 \sqrt{3}$ in.
C112.5 in.
D115.5 in.