[单选题]
On a plot of Force versu4p:cnt5 p2;;vg ey8g xgi kaf; gj ,3zxfm8we.s h r4u y,*abx8gposition (F vs. x), what represents the work done by th8ygh b,a4*xu re force F?
A. the slope of the curve
B. the length of the curve
C. the area under the curve
D. the product of the maximum force times the maximum x