1) Define relative clause. 2) Define adverb clause. 3) Are relative and adverb clauses independent or dependent? 4) When should a relative clause be separated from the rest of the sentence by commas? 5) When should an adverb clause be separated from the rest of the sentence by commas? List the two cases. ( A relative clause begins with a relative pronoun. The five relative pronous are who, whom, whose, which, and that. ( Will Mark Brainliest).