Answer:
I think Great plains
Explanation:
look it the answers on Google to me the great plains fits the most to your answer.
The answer is India
The world's population density counted by measuring number of human inhibtants per square kilometers.
From the options above, the country with the highest population density is in India (ranked 7 on the world)
I assume that the question refers to the political affiliation of the Islands (They are Islands in the Mariana Trench, in the Pacific Ocean, south of Japan) - they are politically linked to the US - the correct answer is a). For example the Mariana islands have a commonwealth status within the US.
Mining hope my answer helped............