This literature review must include at lease 4 academic journal article references, the academic journal article references must search throw either academic journal article database or google scholar.

Write a literature review of social media, I main paper talked about cyberbullying in social media, so I want to write a section about social media. The social media’s literature review section should mainly talked about social media platform’s social responsibility and upside and downside of free speech in an anonymous environment on the web.