GMAT Sentence Correction (SC) | Re: In 1713, Alexander Pope began his translation of the Illiad,

Only B & E are seemed quite good to be OA. I think E could be the answer. E has only 1 ambiguity ' it ' that sounds redundant.
I 've chosen E not B because GMAT always set traps by using past perfect (when 2 situations have been described ) but for B it's not ; WHY??

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