The word "affluence" (Line 2, Para. 3, ) is close in meaning to "__________".

A．commodity prices were stable during the twentieth in the US
B．workers' wages also rose during the Age of Excess
C．almost everyone held a job in the US in 1920s
D．there is a sufficient supply of consumer goods on the market

A．they advocated welfare state
B．they advocated government's regulating business
C．they introduced lower taxes and raised tariffs on foreign good
D．they encouraged competition between American businesses and overseas businesses