Answer:
The question is not complete as the options are not given, here are the options gotten from another website.
A) Crest.
B. trough.
C) density.
D) amplitude
The correct option is C.
Density.
Explanation:
This is because density of a particle is measured or define as the mass or weight of a particle divided by it's volume. This is a physical property which is determined through it's mass and volume, it illustrate how particles are closer or tend to move bearer to each other through it's mass and volume.
