Answer:
the improvement in knowledge about medicine
Explanation:
The answer is - between Europe, Africa and Asia.
The Byzantine Empire had a territory that was spreading on parts of this three continents, more specifically, it had parts of the edges of this three continents which were trading roots both on land and on sea for centuries before. So the Byzantine Empire took advantage of it and grew enormously in power and wealth because it had control over these trading roots.
Answer:
id say mercantilism
Explanation:
the economic theory that trade generates wealth and is stimulated by the accumulation of profitable balances, which a government should encourage by means of protectionism.