Question

If we want to describe work, we must have

an action which causes no movement or reaction.

a force and a movement in the opposite direction of the force.

a force and a movement in the same direction as the force.

an action which causes movement and an opposite reaction.

Answer 1

(c) is most suitibale. (also b, it will be negative work)
work is basically changing the amount of energy that a body (or system) has.

so lifting somethimg to higer place is work, or accelerating an object