[单选题]
A rectangular box of ne+l 3v,ubmnv 75vk3yxpgligible 4a7skld dnx*1mass measures 5.0 m long, 1.0 m wide, and 0.50 m high. How many kilograms of mass can be loaded onto the box14 kd*lsx7 dna before it sinks in a lake?
A. $0.5 \times 10^{3} \; kg$
B. $1.5 \times 10^{3} \; kg$
C. $2.5 \times 10^{3} \; kg$
D. $3.5 \times 10^{3} \; kg$