Explain the distribution of megacities. (Own words pls)

Megacities are  very large city, typically one with a population of over ten million people. The megacities in the world are typically found in the southern hemisphere or on the lower end of the brandt line(north–south divide), a line which splits HIC’s (High income countries)from LIC’s (Low income countries)in the world. There are a few exceptions, such as Tokyo, Los Angeles and New York.

without the article i believe the answer could be a because algeria is a low soci-economic country in africa and most countries that ahve such qualities lack womens rights