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Social networking service - Wikipedia
What Is Social Networking? - Lifewire
Social network | Definition, Examples, & Facts | Britannica
What is social networking and how does it work? - TechTarget
What Is Social Networking? - Investopedia
Social media | Definition, History, Examples, & Facts
Social media - Wikipedia
Social Media Fact Sheet - Pew Research Center
What is social media? | McKinsey
Social network - Wikipedia