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.
Small fragments of orbiting bodies that have fallen on earths surface are known as "meteorites" and originate from larger bodies such as asteroids or comets in space. <span />
Answer:
B) wind currents
Explanation:
Because it is in a high area