I'm not 100% positive but it is South Korea
Answer:
The hawaiian island is unique island located in chain of most active volcanoes on earth, the easternmost Big island consists of 5 major volcanoes in the pacific ocean, which remain active as the rest of the tail islands.
Explanation:
The five major islands are Kohala, Mauna Kea, Kailua, Mauna loa, Hualalai there being active and one extinct and one dominant. Because Of these volcanic eruptions the whole island is the main administrative unit and encompasses the entire Hawaiian country i.e 62.7 % of states also this consists of submarine volcanoes and massive ridges.
They are separated by the South China Sea
A green card doesn't have anything to do with citizenship, but is important if you want to stay here for a long time without committing to a citizenship. If you are ready, take the citizenship test. If not then get a visa or green card and take a course to become a citizen.