Respuesta :
the answer is D. titles and headlines alter the readers to the articles' content.
The only true option about technical articles is D. Titles and headings alert the reader to the articles’ content.
The title of your paper should communicate clearly what your paper is about. Do not try to be overly smart or sarcastic. You should be gathering your information from trusted sources, such as articles from refereed journals, articles from edited magazines from professional societies, articles from refereed proceedings of conferences, and books. You should be aware that articles published only on the Internet are not necessarily considered trusted sources and should be used sparingly.