Answer:
thnksies for thi wonderful information about jack Roosevelt Robinson
I feel that the missing word is most likely "lens" - check if it's among your options.
When something is compared to a lens through which the word is seen, it means that the world is seen through a certain perspective, that it's using a certain interpretation: here that of literary theory.
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Signs of simian fever and ebola can be similar, C.
The type of writing is expository the inappropriate writing here is a newspaper editorial. However i don't like these types of questions because in real life people have something called "free will" so if the student REALLY wanted to share it in a newspaper editorial they probably could. It's not like we don't have irrelevant news these days anyway!