Correct option is D
- Antonio Guterres was re-elected for a second term (2022-2026) as the UN Secretary-General.
- He has focused on climate change, sustainable development, peacekeeping, and humanitarian aid.
- Guterres is known for his efforts in global refugee crises and international diplomacy.
- Russia is one of the permanent members of the UN Security Council
- Russian diplomat Vitaly Churkin served as Russia's UN Ambassador until 2017.
Italy: Ruggero Orlando and Lamberto Dini played key roles in Italy's diplomatic relations with the UN.