C is correct, but the subject is not a compound one, so it is not correct.
A is really awkward, but it's not wrong.
B is the correct answer because it is a compound subject.
Surfers AND sunbathers gathered on the beach. The <u>and</u> joins 2 nouns surfers sunbathers are the two nouns.
An appositive is a noun or noun phrase that renames another noun right beside it. The appositive can be a short or long combination of words. Look at these appositive<span> examples, all of which rename insect: The insect, a cockroach, is crawling across the kitchen table.
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An adjective phrase is a group of words that describe a noun or pronoun in a sentence. The adjective phrase<span> can be placed before, or after, the noun or pronoun in the sentence.
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In linguistics, an adverbial phrase<span> is a group of two or more words operating adverbially, meaning that their syntactic function is to modify a verb, an adjective, or an </span>adverb<span>. </span>Adverbial phrases<span> ("AdvP" in syntactic trees) are </span>phrases<span> that do the work of an </span>adverb<span> in a sentence.</span><span>
I think it is an appositive phrase, but it has been a long time since I've done this.
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