The best way to do so is by stating your claim, and use evidence to support it. If there is no evidence to support your claim, it is simply just an opinion and people will have no reason to think you are right.
Hope this helped, have a good day :)
I believe the answer is C. I'm not 100% positive but I hope this helps :)
It seems to me that, the thing wthat <span>the author has done in order to create a tone of seriousness in this piece is </span>a fact that he has used a long sentence with complex syntax to ask the reader to pay close attention.
Even though you haven't shared any options to choose the correct one, I bet this one will suit the question.
Regards.
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The general subject of a research report
Emotional appeal, as this will trigger emotions and potentially persuade the viewer in the end.
