The central idea would be that even though Edison made lots of horrible inventions and mistakes, without him not giving up and continuing we wouldn’t have things we use everyday. So basically keep going and don’t give up.
Answer:
B). According to Swift, he has "not the least personal interest in endeavouring to promote this necessary work."
Explanation:
B. "A way of thinking which interferes with objectivity" is the correct answer. A bias is prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair. So a bias definitely interferes with subjectivity.
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