According to the passage, forgers are usually sold to ____________.

A．some traditional goods and services were not successful when provided by the home economy
B．the market economy provided new goods and services never produced by the home economy
C．producing traditional goods at home became socially unacceptable
D．the question of whether new goods and services were produced by the home economy became irrelevant

A．was not a world-famous president
B．seemed to be an unimportant president
C．was a well-known president
D．had the same fact as Adams