Okay so, you didn't include a screen shot or anything of what the text is, so I tried my best to answer your question without it.
There may be no land at the North Pole due to the fact that it could just all be ice that's floating atop the Arctic Ocean. Over the past few decades, scientists have discovered that the ice is thinning, therefore the likeliness of land beneath it is not great.
This is not plagiarism.
Answer: Option C.
<u>Explanation:</u>
Plagiarism is the "wrongful appropriation" and "stealing and publication" of another author's "language, thoughts, ideas, or expressions" and the representation of them as one's own original work. Plagiarism is considered academic dishonesty and a breach of journalistic ethics.
There are various types of plagiarism. Some of them are Copying text "as is" without quotation marks and with no citation or source. Reordering the elements of the source text without citation. Copying pieces (sentences, key phrases) of the source text without citation. Paraphrasing without citation.