Santiago, the capital of chile, is in the region.

I think you mean here "regions" in the political and Administrative sense - as Chile is divided politically into 15 such regions.

The capital has its own region, which is called "Region Metropolitana de Santiago" - the Metropolitan Region of Santiago. It has the biggest population of all regions (6 million, the next region in terms of population is below 2 million people)

Hello! i think the answer would be a) china. i’m sorry if it’s incorrect

There is totally sun all the way down there.