D. Junk food contains ingredients that can harm your physical health.
A clause, typically introduced by a conjunction, that forms part of and is dependent on a main clause (e.g., “when it rang” in “she answered the phone when it rang”).
<span>The following sentences are sentences that contain a relative pronoun
(1) The man who forgot his shoes missed his plane.
</span><span>(2) It's hard to believe that there really is a way to solve some math problems.
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Relative pronouns is a type of pronoun that introduces relative clauses in a sentence. Here are some relative pronouns: who, whom, which, when, that, etc.