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Hope this helps :) :)
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The correct answer is B.
By analizing his education and professional background, we can assess how well informed on the subject the author of the book is.
If we conclude that the author has done enough research and is, indeed, proficient on the subject, we can conclude that the book is valid as a reliable source of information.
Answer: C Gladstone asked the shipping company to provide workers.
Explanation:
the editor who edit or makes changes to documents.
Answer:
on your own is the type of question