Why does most of Mexico's population live in central Mexico? (NOTE: There's no option, this is the question itself on my Homework, and I am getting confused, any help in answers?)

early settlements on the subcontinent. both the indus and the ganges rivers carried rich silt from the mountains to the plains. when the rivers flooded, the silt spread over the plains and made the soil in the river valleys fertile for farming.

economic

its tr3way you already know