Which ratio expresses the scale used to create this drawing?

The Post Office has dimensions of 24 meters by 60 meters.
A. 6 squares/ 1 meter = 10 squares/ 60 meters
B. 1 square/ 6 meters = 60 squares/10 meters
C. 1 square/ 6 meters = 10 squares/60 meters
D. 6 squares/ 1 meter = 60 squares/ 10 meters