The scale drawing of a deck that Mr. Ford is building measures 15 cm by 21 cm. Each 3 cm on the scale drawing equals 5 feet. What are the actual dimensions of the deck?
A
15 feet x 21 feet
B
16 feet x 20 feet
C
20 feet x 30 feet
D
25 feet x 35 feet
A
B
C
D