An adverb ends in -ly, but not always
Jack London presents the location, problems and people from real historical events. The story takes placein Yukon and follows a man and his dog as they struggle to make it to a camp. This relates to real historical events because many people used to traverse the frozen Yukon. They encounter problems, such as blizzards and treacherously fragile ice. In degree as low as 175 below Fahrenheit. A this temperature a man’s saliva can freeze instantly.
Whats your question? that is more of a statement.
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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<span>He says he is astonished to have the privilege to address the audience as this places him in a position of surprise and he goes further by expressing his thankfulness not just with words by also by bowing himself before the audience . These two show are humble of a man Frederick Douglas was. He stood for what he preached and that helped his cause of fighting against abolish and slavery in the mid nineteen century</span>