Sanju Pradhan is a celebrated figure from Sikkim in the world of mountaineering. He is the first Sikkimese to climb Mount Everest, and has also climbed other major peaks in the Himalayas, including K2 and Kanchenjunga. He is a national hero in Sikkim, and is an inspiration to many young people who aspire to achieve great things in their lives.
Football (soccer) is a popular sport in Sikkim, but Sanju Pradhan is not a celebrated figure in this sport. There are many other footballers from Sikkim who are more famous than Sanju Pradhan, such as Bhaichung Bhutia and Sunil Chhetri.
Cricket is also a popular sport in Sikkim, but Sanju Pradhan is not a celebrated figure in this sport either. There are no famous cricketers from Sikkim.
Chess is not a popular sport in Sikkim, and Sanju Pradhan is not a celebrated figure in this sport either. There are no famous chess players from Sikkim.
Therefore, the correct answer to the question is: Sanju Pradhan is a celebrated figure from Sikkim in the world of mountaineering.