Final answer:
The works-cited entry for the online magazine article should include the author's name, the article's title, the publication title, the publication date, and the URL, all formatted according to MLA guidelines.
Step-by-step explanation:
To correctly cite an online magazine article, the elements should be organized in the following format: author's last name, first name. Title of the article. Title of the publication, publication date, and the URL. Following this structure, the works-cited entry for the article cited by the student should be:
Mull, Amanda. "Victoria's Secret Has a Mean-Girl Problem". The Atlantic, 3 Dec. 2018, theatlantic.com/health/archive/2018/12/victoria-secret-proves-brands-cant-be-negative-now/577210.