OG 11 -131提问

Cajuns speak a dialect brought to southern Louisiana by the 4,000 Acadians who migrated there in 1755; their language is basically seventeenth-century French to which has been
            added English, Spanish, and Italian words.

B           added to which is English, Spanish, and  Italian words

C          to which English, Spanish, and Italian words  have been added

D           with English, Spanish, and Italian word   having been added to it

E          and, in addition, English, Spanish, and Italian words are added

答案是C , 但是我觉得D 也没有什么语法错误呀, 能给个解释嘛? 难道只是没有C 简洁?

D       This awkward construction is not an

appropriate way to modify the noun French

--- OG Answer

GMAT认为awkward，虽然没有语法错误。