City-states traded * spices from Arab merchants.
wool, wine, and glass from India.
only with the Byzantine Empire.
until the start of the Crusades.

peace keepers

idealism to be spread

riches kept

i believe it is the second one.   if correct plz mark brainliest.

the exodus of these people from constantinople contributed to the revival of greek and roman studies, which led to the development of the renaissance in humanism and science. byzantine emigrants also brought to western europe the better preserved and accumulated knowledge of their own greek civilization

b because they both had so of the same chosen rules