A rectangular section of land made up of wheat farms has a length of 6 × 10^5 and a width of 8 ×10^6 meters. What is the area of the land in square meters?
A. 4.8 x 10^10
B. 4.8 x 10^11
C. 4.8 x 10^12
D. 4.8 x 10^30