Which essential element of geography describes the movement of people, ideas, and goods?

a) the world in spatial terms.
b) human systems
c) physical systems
d) environment and society

D)

Explanation:

Physical systems are describing the earth's climate and changes through nature.

The world in spatial terms is describing the location of physical systems from above.

Human systems are describing population, technology, healthcare, and others.

chinese civil war took place over a long period of time between 1927 and 1950. the war was interrupted when japan invaded china in 1936 and by world war ii. the war was fought between the nationalist government of china, also called the kuomintang (kmt), and the communist party of china (cpc).