Answer:
Option: (D) To identify patterns of diffusion and their effect on the host country.
Explanation:
The geographer purpose of studying the pattern of migration is to look at the reasons for the people leaving their native country and migrating to the host country.
To check the migrant's effects on the host country, it would be useful to divide two groups according to their skills - highly educated and skilled labor. Migration would affect the country because they will help the host country to built-in a good shape by their skills and knowledge.
They show that there was an ocean over the plains long ago, and fossils are always used to elaborate on the history of life/how it developed.
I guess that is the correct answer.
*Chuckles evilly* >:)
Answer:
The correct arrangement would be 3. magnetosphere, core, mantle, crust, hydrosphere, atmosphere.
Explanation:
We should grow many trees.If we don't the world will warm in the next 20-80 years.