I think it is the last sentence but I might be wrong
i say noun clause
because "A noun clause is a dependent clause that acts as a noun. It can be used as the subject, direct object, indirect object, object of a preposition, subject complement, or appositive."
i hope it helps
Untouchables have also become a strong and organized political force who refer to themselves as Dalits.
Answer:
it should be the first one :)
Answer:
the crow advised him not to trust flatters