Under the leadership of Mikhail Gorbachev, the doctrine of Perestroika called for more local control and free-market practices. The correct option among all the options that are given in the question is the second option or option "B". I hope that this answer has come to your help.
Rio Grande River sources: Rio Grande Natural Forest, San Juan Mountains, Canby Mountain
Answer: C. Region B
Explanation:
Region B is the North American continent which includes the United States. Land here is quite fertile and resources are plentiful as the continent boasts of vast farmlands, timber and an abundance of coal.
The people of this continent therefore need not import a lot of things. They do however have to import oil. Even though there are rich oil deposits present, these are sometimes quite expensive to extract which is why the region needs to import some of the oil that its people need.
Answer:
the crust because all of the cores are inside the earth towards the middle but the crust is the very earth we walk
Explanation: