Which of the following sentences is punctuated correctly?

Question

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Peter only knows how to cook three things: scrambled eggs, fried eggs, and omelets. is grammatically correct. When you want to start a list after an independent clause, you use a colon. Place the colon immediately before the list begins.
Peter only knows how to cook: three things scrambled eggs, fried eggs, and omelets. is grammatically incorrect. When you want to start a list after an independent clause, you place a colon immediately before the list. In this sentence, the colon is placed in the middle of the independent clause rather than in front of where the list begins.
Peter only knows how to cook three things scrambled eggs, fried eggs, and omelets. is grammatically incorrect. When you want to start a list after an independent clause, you place a colon immediately before the list. This sentence is a run-on sentence due to the missing punctuation (colon).
Peter only knows how to cook three things scrambled eggs fried eggs and omelets. is grammatically incorrect. When you want to start a list after an independent clause, you place a colon immediately before the list. This sentence is a run-on sentence due to the missing punctuation (colon).

Which of the Following Sentences Is Punctuated Correctly