The best option in terms of El Nino would be "<span>the cyclical warming of the Pacific Ocean near the equator," since this weather event is "expected" practically at the same time every year. </span>
East Asia is home to approximately C. 25% of world's population.
Currently world's population is around 7.7 billion of people. Asia accommodates around 60% of total world population; Africa around 17%; Europe 10% and the other 13% is in America Latina, Oceania and Northern America. The Eastern Asia population in 2019 is around 1,657,100,041.
I am pretty sure not 100% but I think your question is true
To respect the rights of citizens