What Happened in the New Cities in South Asia Around

What happened in the new cities in South Asia around 500 BCE?

A) Rulers reserved to themselves the right to mint coins.
B) Accounting and financial record keeping had not yet emerged, which limited the growth of financial transactions.
C) City dwellers, compared to rural peasants, had more material wealth but lived more uncertain lives.
D) Traders found that kings were able to disrupt their activities, as kings made decisions about warfare without considering the concerns of the traders.