Answer:
Province One has the prospects of becoming the richest among the seven because of its geography and economic potential.
In terms of geography, it has mountains, hills and plains and it touches both India and China.
Economically, it has Sagarmatha and several other tallest mountains for mountaineering, has several scenic places for general tourism, like Ilam, Dhankuta, Solu etc, is closest to Kolkata, the nearest port, has a good concentration of industries along the Dharan-Jogbani corridor, and has a lot of fertile land in Sunsari, Morang and Jhapa.