Which of the following is an example of a physical region?

Physical characteristics include land forms, climate, soil, and natural vegetation. For example, the peaks and valleys of the Rocky Mountains form a physical region. Some regions are distinguished by human characteristics. These may include economic, social, political, and cultural characteristics.

answer: a.letter a . . letter "correct answer"

b.letter c . . letter b "not b'

c.letter a . . letter b

d.letter b . . letter a

explanation:

the precambrian aged rocks could be found in australia. australia is a region that has a lot of ancient civilization history from million years ago. in this region, there are a lot of recognizable fossils buried in its land which is considered a precambrian-aged rocks