Consider the two groups listed below. which statement describes the sets?

the length of a swimming pool
the liquid volume of the pool

(2 points)
select one:
a. the relation (length, volume) is a function, but the relation (volume, length) is not. incorrect
b. the relation (volume, length) is a function, but the relation (length, volume) is not.
c. both the relation (length, volume) and the relation (volume, length) are functions.
d. neither the relation (length, volume) nor the relation (volume, length) is a function.