A dependent clause cannot stand alone, though they often contain both a subject and a verb. Where independent clauses express complete thoughts, dependent clauses do not, and left on their own, ...

Relative clauses can be used to create complex sentences as they are a type of subordinate clause. A subordinate clause is a part of a sentence that adds additional information to the main clause.

Relative clauses can be used to create complex sentences as they are a type of subordinate clause. A subordinate clause is a part of a sentence that adds additional information to the main clause.