Which of these is a unit of density?
A. km/m³
B. kg/m²
C. kg/m³
D. kg/m

Answer:
[tex]\huge\boxed{C.\ \dfrac{kg}{m^3}}[/tex]
Step-by-step explanation:
[tex]density=\dfrac{mass}{volume}\\\\\text{the unit of mass is}\ kg\\\text{the unit of volume is}\ m^3\\\\\text{therefore the unit of density is}\ \dfrac{kg}{m^3}[/tex]