Which of the Following Best Characterizes Economic Changes in China's

Which of the following best characterizes economic changes in China's economy in the first few centuries BCE?

A) Plantations increasingly produced commercial crops using slave labor.
B) Merchants lost power as trade decreased following the Warring States period.
C) Buddhist monks exercised a tax monopoly on goods carried along the Silk Roads.
D) Power shifted away from the agrarian elite and into the hands of traders and financiers.