_____country has lost it’s first glacier named, “Okjokull glacier” due to climate change ?

1) Finland
2) Denmark
3) Norway
4) Iceland

Explanation:
Iceland has marked its first-ever loss of a glacier to climate change. The glacier lost was, Iceland’s Okjokull glacier. People commemorated this loss with a plaque (An ornamental tablet, typically of metal, porcelain, or wood, fixed to a wall or other surface in commemoration of a person or event).