A Couple Living in the United States Travels to China

A couple living in the United States travels to China and buys huge amounts of designer watches for a much lower price than could be purchased at home. They import the watches back into the States where they sell them for less than the normal market price. The watches are considered to be

A) smuggled goods.
B) contraband.
C) gray market goods.
D) black market goods.
E) illegal imports.