[单选题]
A 10-N force is needed xiy0er(ewr sa,r/ on1qq2 p5 nwh23 u)toj o9eoi9* 43qcferg 6q move an object with a constant velocity of 5.0 m/s. What power must be delivered to the objectqj 3f6oreq499i goe *c by the force?
A. $0.50 \; W$
B. $1.0 \; W$
C. $50 \; W$
D. $100 \; W$
