What is the function of the relative pronoun in the clause?
Hermit crabs rely on a supply of empty mollusk shells that they inhabit.
A.
subject
B.
possessive
C.
direct object
D.
object of a preposition
Hermit crabs rely on a supply of empty mollusk shells that they inhabit.
A.
subject
B.
possessive
C.
direct object
D.
object of a preposition