Answer:
YOU'RE WELCOME FOR THIS
A clause is a group of words having a subject and a verb.
A sentence is a group of words having a subject and a verb and expressing a complete thought. A clause may or may not be able to stand on its own as a sentence.
Here's a clause: "While Maria was waiting for the bus." It's a dependent clause-- the subject is "Maria" and the verb is "was waiting." But it's not a complete thought-- what happened while she was waiting? Here's a complete sentence: "While Maria was waiting for the bus, her cousin drove by and offered her a ride."
A group of words that contain a subject and a verb is a sentence