25. “In developing its risk assessment methodology, the US Coast Guard first recognized that three entities directly influence a vessel’s operational condition and comply with international safety and environmental protection standards If any of these entities fails to fully undertake its responsibilities for a ship’s safe operation, then the ship is likely to be considered a substandard vessel by the US Coast Guard” As per the mentioned above, which item below is not the target entity of the those three？
(A) Custom
(B) Ship Management List
(C) Classification Societies
(D) Flag states