Barter System Is Less Desirable Than Using Money for Exchange

Barter system is less desirable than using money for exchange because:

A) it is a more inefficient and a time-consuming process.
B) gold and silver are risky and inconvenient to transport.
C) it tends to promote inflation.
D) gold and silver are relatively scarcer than other commodities.
E) the government maintains too important a role in the money-creating process.