What enables him to earn a lot of money

A．Businessmen, storekeepers, students and others.
B．Storekeepers, reporters, businessmen, and others.
C．Farmers, scientists, teachers and others.
D．Scientists, technicians, businessmen and others.

A．To meet the farmers’ request for firmer control.
B．To hold back inflation and rising living costs.
C．To fix the grain prices so that the farmers could be better rewarded for their work.
D．To establish a full authority to buy, sell and set prices.