Explanation:

Green Strategic Partnership

• India and Denmark relations were elevated to the level of “Green Strategic Partnership'' during the Virtual Summit held in 2020.
• The Green Strategic Partnership is a mutually beneficial arrangement to advance political cooperation, expand economic relations and green growth, create jobs, and strengthen cooperation on addressing global challenges and opportunities, with a focus on an ambitious implementation of the Paris Agreement and the United Nations Sustainable Development Goals.
• India and Denmark both have ambitious goals within the climate agenda.
• India is the world’s third-largest CO2 emitter and by 2030, the country is expected to have doubled its carbon emissions.
• The Danish government has the ambition to reduce CO2 emissions by 70% by 2030 and aims to undertake international leadership on SDG 7 on affordable and clean energy.

Hence option 4th is correct.