4. What developed as a result of the increasing trade between Europe and the Middle East? A. Trading towns and cities
B. Increases in Asian population
C. New outbreaks of the Black Death
D. Environmental damages

C. New outbreaks of the Black Death

Explanation:

The very infamous Black Death that is said to have killed around 50% of Europe's population, was spread from Asia when the ships that had gone to trade there came back with the infected rats that carried the disease and as the ships went to different cities to trade, they unknowingly spread the disease more.

This would not be the last time diseases were spread from Asia but it was most probably the most devastating case.

"a government in which power is divided between state and national levels". federalism is a system of government in which entities such and state and province, share power with the national government.

c) troops march forward in close formation against newer, more accurate weapons