You must rely on key authors, provide quotes, notions
Formal requirements:
4-5 pages,
12 spt, times new Roman,
paragraph 1,15-1,5, standard margins,
no title page (just surname in the first line,
no plagiarism (use quotes with references, references if you paraphrase etc, references must be mentioned exactly where you cite -not in the end of a big paragraph etc)
Recommended structure:
Brief intro (few phrases)
Your key idea (presumably-answer for major question
Argumentation
Conclusion (is you idea correct or not)
References.