Answer:
D. A citizen of another country who is visiting the United States on vacation
Explanation: they are obviously a citizen of another country and not Americans. They are just on a visit not permanently staying. you still consider all the other as citizens.
A- There is a law in United State that said a child born on United States land atomically is American Citizen
B- That person who was born on American soil and now overseas can choose whether or not to change his/her citizenship or to keep it.
C- That person is an American and something else. He is both. That doesnt make him non American. Just mean he is both.
President Dwight.D.Eisenhower famously warned U.S Citizens about the 'military-industrial complex'
