What punctuation mark follows the word nope?

There's no single "correct" punctuation mark that follows the word "nope". It depends on the context of the sentence:

* Period (.) If "nope" is the end of a sentence, use a period.

* Example: "Are you coming to the party? Nope."

* Question mark (?) If "nope" is a response to a question, use a question mark.

* Example: "Did you finish your homework? Nope."

* Exclamation mark (!) If "nope" is used to express strong emotion, use an exclamation mark.

* Example: "Are you serious? Nope!"

* Comma (,) If "nope" is part of a longer sentence, use a comma.

* Example: "I was thinking about going to the movies, but nope, I'm too tired."

Ultimately, choose the punctuation that best reflects the intended meaning and tone of your sentence.