<p>Please explain me some writing questions:</p>
<li>In science fiction stories, robots are generally depicted as working in the service of humanity, often escaping the control of their human masters and doing them harm.</li>
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<p>A. often escaping the control of their human masters and doing
B. often escaping being controlled by their human masters, which does
C. but they often escape the control of their human masters and do
D. but they often escaped their controlling human masters, and it does
E. but often escaping their controlling human masters, which does</p>
<p>The answer is C but I think it should be A to keep the parallelism between " working", “escaping”, “doing”.</p>
<li>Ralph Ellison’s Invisible Man is (A) the story of a nameless young Black man who ultimately decides (B) to forge his own identity rather than accept (C) the one (D) assigned to him. No error (E)</li>
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<p>The answer is E but I think (C) should be “rather than accepting”</p>
<li> Of ancient origin (A) , the game of checkers was played (B) in Egypt during the time (C) of the pharaohs and is mentioned (D) in the writings of Homer and Plato. No error (E)</li>
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<p>The answer is A, while I think that C should be “was mentioned”</p>