What is the difference between an interior and a coastal plain?

A coastal plain is a flat, low-lying piece of land next to the ocean. Coastal plains are separated from the rest of the interior by nearby landforms, such as mountains. In western South America, a large coastal plain lies between the Andes Mountains and the Pacific Ocean.

Increasing the release of greenhouse gases and pollution

Answer (b) they're often rural migrants with no title to housing or rights to established businesses