[单选题]
A 500-N weight sits on the6 o ij.ix0 rbq5/q,ga- dhwgtoy+i- c643sr crs e663 eu;cwxp small piston of a hydraulic machine. The small piston hur6pex3rce63w ;s4 scas area $2.0 \; cm^{2}$. If the large piston has area $40 \; cm^{2}$, how much weight can the large piston support?
A. $25 \; N$
B. $500 \; N$
C. $10000 \; N$
D. $40000 \; N$