The Japanese Manufacture Tractors for Rice Paddies

The Japanese manufacture tractors for rice paddies. They are smaller than most U.S. tractors and perfect for a weekend farmer who wants to tend to a small garden. The tractors are not sold in the United States through any authorized channels, yet they are available in the United States at prices below the manufacturer's suggested retail price. These Japanese tractors are being sold

A) through the gray market.
B) under the table.
C) over the counter.
D) with bypassed global channels.
E) by breaking the distribution monopoly.