(Wine : Grapes) , (Paper : Pulp) , (Shoes : Leather) , (Wheat : Crop)
Option:
Justification: In all other pairs, second is the substance which is used to prepare the first.

(Wine : Grapes) , (Paper : Pulp) , (Shoes : Leather) , (Wheat : Crop)
Justification: In all other pairs, second is the substance which is used to prepare the first.