The side length of square P is 3 times the side length of square Q.

Which is the relationship between the perimeters?

A. The perimeter of square P is 3 times the perimeter of square Q.
B. The perimeter of square P is 6 times the perimeter of square Q.
C. The perimeter of square P is 9 times the perimeter of square Q.
D. The perimeter of square P is 12 times the perimeter of square Q.
E. The perimeter of square P is 27 times the perimeter of square Q.