SOMEONE HELP PLEASE! I will mark Brainlist and 5 star :)

5. Dion created a scale drawing of the school library in his art class. In the scale drawing, the length of the library is 13
inches. The length of the actual library is 78 feet.

Which scale did Leon use to create the scale drawing of the school library?
A. 1 inches represents 6 feet
B. 1 inches represents 1/6 foot
C. 6 inches represents 1 foot
D. 6 inches represents 1/6 foot