Step 1: Understanding the Concept:
International Law of the Sea: the Third United Nations Conference on the Law of the Sea concluded the historic 1982 United Nations Convention on the Law of the Sea (UNCLOS 1982, Montego Bay, Jamaica).
Key Formula or Approach:
\[ \text{UNCLOS III (1973--1982)} \xrightarrow{\text{Adopted at Montego Bay, Jamaica}} \mathbf{1982 \text{ Law of the Sea Convention}} \quad [\text{Established 200 NM EEZ}] \]
Step 2: Detailed Explanation:
In international maritime law, ocean governance, and fisheries jurisdiction:
1. 1982 Convention (UNCLOS III) (A): The Third United Nations Conference on the Law of the Sea (UNCLOS III), convened from 1973 to 1982, culminated in the adoption of the historic 1982 United Nations Convention on the Law of the Sea (UNCLOS 1982) at Montego Bay, Jamaica. It established the modern constitution of the oceans, codifying the 12 Nautical Mile Territorial Sea, 24 NM Contiguous Zone, and the 200 Nautical Mile Exclusive Economic Zone (EEZ).
2. Ramsar Convention (1971): Wetland conservation.
3. Bonn Convention (CMS, 1979): Migratory wild species.
4. Washington Convention (CITES, 1973): International trade in endangered species.
Step 3: Final Answer:
Thus, the convention also called UNCLOS III is 1982 Convention, corresponding to option (A).