The only way for growers to salvage frozen citrus is to process them quickly into juice concentrate before they rot when warmer weather returns.
(A) to processthem quickly into juice concentrate beforethey rot when warmer weather returns
(B)if they are quickly processed into juice concentrate before warmer weather returns to rotthem
(C)for them to be processed quickly into juice concentrate before the fruit rots when warmer weather returns
(D)if the fruit is quickly processed into juice
...
(A) to processthem quickly into juice concentrate beforethey rot when warmer weather returns
(B)if they are quickly processed into juice concentrate before warmer weather returns to rotthem
(C)for them to be processed quickly into juice concentrate before the fruit rots when warmer weather returns
(D)if the fruit is quickly processed into juice
...
