Simon has a scale model of the Concorde airplane. The actual length of the Concorde is approximately 200 feet. If the ratio of the actual length in feet to the length of the model in centimeters is 5 : 1, what is the approximate length of Simon's model?
A.
20 cm
B.
30 cm
C.
40 cm
D.
50 cm
E.
60 cm