<span>Immigration currently accounts for about _______ of U.S. population growth.
Answer: B one-third</span>
I do not believe that a strong nation should be able to boss around weaker nations. This is just wrong in that a nation should be free to decide what it wants to do. A strong nation can assist them in developing. How ever they should not rule them. At that point that weaker nation will be stripped by of their sovereignty. This is not that times of Empires.
Answer: about 3.1 people per square kilometer, but varies with different locations. For example, the Australian Capital Territoy has the largest density of 171 people per sq km, followed bby Victoria (27), New South Wales (9.7), and Tasmania (7.6). Hope this helps :)
