不明白OG12 SC 87题是是什么意思

SL99

87.In an effort to reduce their inventories, Italian vintnershave cut prices; their wines have been priced to sell,and they are.

(A) have been priced to sell, and they are

(B) are priced to sell, and they have

(C) are priced to sell, and they do

(D) are being priced to sell, and have

(E) had been priced to sell, and they have

Their wines are priced to seel, and they do.
这句话要怎么理解？我念了好几遍也不能理解逗号后面的意义和作用是在干啥。。。

MsL

我读着也觉得很奇怪 .

碌碌

菜鸟哈，随便说说。我觉得整句话意思是“作为一种减少库存的努力，意大利的红酒商们已经调低了价格；‘他们的酒被订成了卖得动的价格，而且他们真的那样干了’。”
貌似是在亏本清仓大甩卖。
最后一个they好像也是红酒商吧？因为一句话里所有的they一定都是同一批人。

MsL

they do后面省略的是什么？they do sell?