Final answer:
The body's displacement refers to its change in position.
Step-by-step explanation:
The body's displacement for the given time interval refers to its: c) Change in position
Displacement is a measure of the change in position of an object. It refers to the distance and direction of an object's final position from its initial position.
For example, if a car starts at point A and moves to point B, its displacement would be the distance between point A and point B, taking into account the direction of movement.