Before Apple's IPhone 4S Was Officially for Sale in China,it

Before Apple's iPhone 4S was officially for sale in China,it was being sold there.These phones were purchased in the United States and Australia,and then resold by unauthorized vendors in China for between $1,700 and $2,000.These products are considered to be part of

A) under the counter sales.
B) over the counter sales.
C) the gray market.
D) integrated global channels.
E) breaking the distribution monopoly.