I would say that the Rocky Mts were the youngest of all these mountain ranges as they were created between 80-55 million years ago during the Laramide Orogeny and also they are generally much taller than the other mountain ranges mentioned here which is a characteristic of young mountain ranges and their features are sharper as they haven't been eroded the way most of these others have so have been subject to erosion for less time than the others.
Answer:
The correct answer is Africa.
Explanation:
Africa is the second largest continent in the world after Asia. Africa is the continent which has the most independent countries in the world. There are 54 independent countries in Africa. There are still two states whose independence is disputed. These states are Western Sahara and Somaliland. In Africa, Nigeria is the largest country of the continent land wise. Some of the main countries of Africa are, South Africa, Kenya, Algeria, Ghana, Morocco, etc.
Answer:Arizona they have crazy earthquakes
Answer:
The southern hemisphere is in spring during fall in the northern hemisphere.
Explanation: