Which of the following statements is NOT correct about plagiarism?
选项：

A:Stealing and using the ideas and writings of another person as one's own is regarded as plagiarism.;
B:Appropriating passages or ideas from another person and using them as one's own is regarded as plagiarism.;
C:Not crediting other's idea within or at the end of one's paper is regarded as plagiarism.;
D:Rewriting others' ideas in one's own words is regarded as plagiarism.