The answer is A, because it is not in US Constitution
There is no map, however I would assume that they survived because thier capital Constantinople was a center for trade in the Mediterranean.
Answer can be the last choice, so that a person will be
familiar with American issues.
Being a president, he will be the one who has the final
decision of mostly all the related issues in the country. If the president has a lot of knowledge in
terms of political and economical issues of the country, it means that he will
be a good president.