The sender of the non-fiction text “Social media fuels narcissists’ worst desires, making reasoned debate near impossible” is Sonia Sodha and the channel used is the columnist's opinion section on the famous newsletter “The Guardian”.
The language used to present the message is a cross between formal and neutral language formality while still being very informative.
The sentence structure in the text is written language which contains longer sentences and more complicated sentence structure.
The text has many long main clauses, and, in several places, there are signs of more elaborate subordinate clauses.
Sonya uses a lot of different arguments. The types of arguments seen in the text are, cause arguments, comparative arguments, authoritative arguments, and motivational arguments.
The authoritative arguments and the motivational arguments are two of the most useful types of arguments used in the text.