contributed to the increase of trade by demanding more of the goods found in Asia. This increased demand, in turn, led to yet more trade with the Muslim world? a.
The Revolution
c.
The Free Masons
b.
The Crusades
d.
All of the above

a causal relation between two events exists if the occurrence of the first causes the other. the first event is called the cause and the second event is called the effect. a correlation between two variables does not imply causation.

explanation:

) the chinese armed forces had been removed from the city