Agroup of words that's missing a subject, a verb, or a complete thought is called a(n)
a. sentence fragment.
b. run-on sentence.
c. independent clause.
d. prepositional phrase.

D. sentence fragment.
sentence Fragment. Sentence fragments are groups of words that look like sentences, but aren't. To be a sentence, groups of words need to have at least one independent clause. An independent clause is any group of words that contain both a subject and a verb and can stand on its