Which description defines a dependent clause?

Question

Responses

It contains a subject and a verb but cannot stand alone.
It contains a subject and a verb but cannot stand alone. - no response given

It can stand alone as a sentence
It can stand alone as a sentence - no response given

It expresses a complete thought.
It expresses a complete thought. - no response given

It is a group of words containing a subject or a verb but not both

Answer 1

It contains a subject and a verb but cannot stand alone.