Correct answer: (a) It is the international code of safety for ships operating in polar waters.
Explanation
- A
It is the international code of safety for ships operating in polar waters.
International code of safety for ships in polar waters. IMO Polar Code.
- B
It is the agreement of the countries around the North Pole regarding the demarcation of their territories in the polar region.
Territorial demarcation around the North Pole. Not this Code.
- C
It is a set of norms to be followed by the countries whose scientists undertake research studies in the North Pole and South Pole.
Norms for polar scientists. Different instruments.
- D
It is a trade and security agreement of the member countries of the Arctic Council.
Arctic Council trade-security pact. The Council is not this IMO code.
Summary. Official key is (a). The Polar Code is the IMO’s International Code for Ships Operating in Polar Waters — safety, design and environmental rules, not a territorial treaty or Arctic Council trade pact.