Because he was late, Fred missed the movie.

Which group of wolds is included in the sentence?
A. Participial phrase
B. Gerund phrase
C. Dependent clause
D. Infinitive phrase

C. Dependent clause

C. Dependent clause

The correct answer is C. Dependent clause.

To determine this, we need to break down the sentence and analyze its structure:

"Because he was late" is a dependent clause. It starts with the subordinating conjunction "because" and gives us more information about why Fred missed the movie.

The other options can be eliminated:

A. A participial phrase is a group of words that includes a present participle (-ing form) or past participle (-ed form) and acts as an adjective, modifying a noun or pronoun. There are no participial phrases in the given sentence.

B. A gerund phrase is a group of words that includes a gerund (a verb form ending in -ing) and acts as a noun. There are no gerund phrases in the given sentence.

D. An infinitive phrase is a group of words that includes an infinitive (to + base form of a verb) and can function as a noun, adjective, or adverb. There are no infinitive phrases in the given sentence.

Therefore, the correct answer is C. Dependent clause.