The herbicide Oryzalin was still being produced in 1979, three years after the wives of workers producing the chemical in Rensselaer, New York, were found to have borne children with heart defects or miscarriages, and none of their pregnancies was normal.
(A) to have borne children with heart defects or miscarriages, and none of their pregnancies was
(B) to have had children born with heart defects or miscarriages, and none of the pregnancies was
(C) either to have had children with heart defects or miscarriages, without any of their pregnancies being
(D) either to have had miscarriages or to have borne children with heart defects; none of the pregnancies was（D）
(E) either to have had miscarriages or children born with heart defects, without any of their pregnancies being
不明白为什么选D？用了一个分号，分号前后两个独立句子的联系就不大紧密了嘛！偶觉得none of the pregnancies was normal是three years after the wives of workers ……的一部分，怎么能用分号隔开涅？
If u use comma, it will be arun-on sentence. Use ; to connect related two complete sentences.
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