Which statement is true about the following pair of rectangles

A big rectangle labeled 27cm and 33cm and a small rectangle labeled 11cm and 9cm.

A. They are not similar because 33/6 = 11/3
B. They are not similar because 9/33 = 27/11
C. They are similar because 9/11 = 27/33
D. They are not similar because 9/33 = 27/11

C. They are similar because 9/11 = 27/33