Which of the following country has inaugurated a project in March 2023 to store carbon dioxide 1,800 metres beneath the North Sea?

Denmark

Denmark inaugurates a project to store carbon dioxide 1,800 metres beneath the North Sea, the first country in the world to bury CO2 imported from abroad. The CO2 graveyard, where the carbon is injected to prevent further warming of the atmosphere, is on the site of an old oil field.