Respuesta :
Subordinate clause, think of how it's "subordinate" or depending upon the subordinating conjunction or relative pronoun.
Answer:
Either subordinating conjunction or a relative pronoun may introduce a subordinate clause.
Explanation:
A clause which provides additional information in a sentence is said to be a subordinating clause or dependent clause. A subordinating clause does not have an independent stand in the sentence. It either modifies or provides a component in the sentence.