Why did The rise of the merchant class and the growth of towns and cities as a result of trade occurred due to the deterioration of which political system?

The rise of the merchant class and the growth of towns and cities were largely a result of the deterioration of feudalism. As centralized power weakened and local lords lost their grip, trade routes expanded and commerce flourished. This shift enabled merchants to accumulate wealth and establish a more mobile and prosperous urban population, ultimately leading to the decline of traditional feudal obligations and the emergence of a more market-oriented economy.