I think, they rely on primary sources because these sources are original and more trustworthy
Explain how absolute advantage and comparative advantage differ. Absolute advantage is the ability to produce a good using fewer inputs than another producer, while comparative advantage is the ability to produce a good at a lower opportunity cost than another producer (reflecting the relative opportunity cost).
A meme, i’m assuming? Or are you being serious and asking a genuine question?
B the answer is B your welcome
Out of all the things that made Constantinople an ideal location or a capital, it was its location on the Mediterranean Sea that was the most beneficial, since this allowed its trading opportunities with other nations to increase dramatically.