Which of the following is true of the ethnic composition of east asia?
a. the han chinese comprise more than 90 percent of china's population.
b. about 25 percent of mongolians are ethnic kazakhs.
c. japanese peoples are mainly descended from mainland asian populations.
d. north and south korea have been ethnically distinct for many centuries.

Give reason sugarcane waste can be recycled into useful products

What can happen to solar radiation when it enters earth’s atmosphere? check all that apply. it is absorbed by earth. it is reflected by clouds. it is reflected by glacial ice. it is condensed into visible light. it is amplified by water molecules.

How did the environment influence settlement patterns in colonial america? * 1 point a. early settlers stayed near rivers for farmland and transportation b. early settlers stayed in hilly areas to avoid frequent floods in coastal areas c.early settlers quickly moved to the mountains to avoid hot summers d. early settlers only lived on coastal islands to prevent indian attacks