Please give me the correct answer

Iam not sure about this one is there anyway you can ? young, like de sacy and akerblad before him, decided their demotic equivalent must be a group of characters that occurred fourteen times. which answer option best describes the sentence? this sentence is biased because it reflects the belief that young was smarter than de sacy and akerblad. this sentence is biased because it reflects the belief that young’s ideas were unreasonable. this sentence is unbiased because it simply states a fact about something that young believed. this sentence is unbiased because it simply states a fact about why young was more successful than de sacy and akerblad.

Which three sentences in this excerpt from arthur conan doyle's "the contest" suggest that the author's tone is mocking?

Can someone me answer this english question