Rhetorical Situations - This Purdue OWL page explains about rhetoric and includes a PowerPoint and a couple of videos.
The 7 C’s of Argumentation - This document has information adapted from A Guide to 21st Century Learning and A Student Handbook for Writing and Learning.
European Rhetoric: Ethos, Pathos & Logos – Modes of Persuasion (Aristotle) - European Rhetoric is a site by a group of friends, who are interested in the topics of public speaking, rhetoric and presentation design.
Using Rhetorical Strategies for Persuasion - This is a page in the Purdue Owl: "These OWL resources will help you develop and refine the arguments in your writing."
If the assignment says you are to be objective in your writing, don't take sides or express your own opinion. Here are some links to websites that will help you think about how to formulate objective statements/sentences.