Consider a Situation Where You Exert a Force F on a Crate

Consider a situation where you exert a force F on a crate of mass m , moving it at a speed v a distance d across a floor in a time interval t . The quantity 1/2 mv² is

A) the kinetic energy of the crate.
B) the potential energy of the crate.
C) the linear momentum of the crate.
D) the work you do on the crate.
E) the power you supply to the crate.