According to the UN Department of Economic and Social Affairs (UN-DESA) what percentage of world's total population is currently living in urban areas?

উত্তর দেখান ও ব্যাখ্যা

উত্তর: (D) 55

ব্যাখ্যা

UN-DESA's World Urbanization Prospects 2018 reported that 55% of the world's population lives in urban areas, projected to reach 68% by 2050.