American non-fiction one which is not one of the elements of style? is it use a literal devices choice of words structure of sentences or main idea?

Does anyone know the answer to the question?

Which is a higher ratio, 6: 9 or 3: 7

If this were a fictionalized account, instead of a memoir, which might be the opening sentence? a) i am not your prisoner. b) i find myself in prison. c) you have taken me prisoner. d) black hawk had been taken prisoner.