Question

A key development that occurred globally during the classical era was:

A. The decline in urban populations.
B. The reduction of overall military conflict.
C. The spread of democratic government.
D. The expansion of cultural exchange through regional trade.

Answer 1

d

Step-by-step explanation:

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Answer 2

Generally speaking, a key development that occurred globally during the classical era was "D. The expansion of cultural exchange through regional trade", since this was a time of cultural and technological diffusion.