The length of a rectangle is twice the width. The perimeter is 126 centimeters.
Which system of equations will determine the length, L, and the width, W, of the rectangle?

А.)L+2 = W
2L+ 2W = 126

B.)L+W = 2
LW = 126

C.)L=2W
21+ 2W = 126

D.)W = 2L
L+ 2W = 126

E.)2L = W
L+ W = 126