Which statements identify appropriate units of measure for the given situation?

The ratio of mass to volume could be represented by
grams
milliliter
.
The ratio of the number of cavities to the volume of soda consumed could be represented by
cavities/cm
.
The growth rate of moss to the volume of rainfall could be represented by
square meters/week
.
The volume of fuel used as the area mowed increases could be represented by
L/m2
.