If rectangle A has a length and width that are z times the length and width of rectangle B, which of the following is true?

A) The perimeter of rectangle A is z times the perimeter of rectangle B.
B) The perimeter of rectangle A is 2z times the perimeter of rectangle B.
C) The perimeter of rectangle A is z^2 times the perimeter of rectangle B.
D) The perimeter of rectangle A is z^3 times the perimeter of rectangle B.

^ means to the power of