In an effort to reduce their inventories, Italian vintners have 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

[spoiler]OA Later.
I am unable to complete the sentence.
have been priced to sell, and they are/do <X>
X is what -> priced or sell or sold or .... ??[/spoiler]