A large scale ranching farm possesses 22.5 million acres with 5.0 x 10^-5 % reserved for housing. Determine how many square kilometers this area for dwelling represents. (1 km = 0.6214 miles) (1 mile = 5280 ft) (1 acre = 43,560 ft²)

• A. 9.2 km²
• B. 0.115 km²
• C. 1.8 km²
• D. 0.046 km²