The Louisiana Purchase was a bit of an embarrassment for Jefferson because his decision to buy the land went against his own belief to strictly follow the words of the Constitution. The correct option among all the options given in the question is option "B". He was lucky in the sense that the people of United States of America was in favor of his buying Louisiana.
I do not see a map but I can tell you the answer is St. Petersburg which is northwest of Moscow.
Both Byzantine Empire and Rome were all Christian country. But they had different version of Christianity. For example, Romans thought Roman pope was the head of Christians in the world, but the people of Byzantine didn't think so. They had their own head of Christianity
She had problems with religion and poverty