Two thousand years ago，beside the beautiful and rich Loulan Lake，there lay Loulan ancient city of the Silk Road．Businessmen from every country gathered here and there were lots of dancing parties
However，two thousand years later，this rich land suddenly disappeared from the map of China  
Loulan was first “discovered” by a Swedish man，Sven Hedin，in 1900．People from other countries all began to come here He visited and studied this area and found many relics (遗迹)that were beautifully and carefully made．
It is recorded that the ancient city of Loulan was the capital of Loulan Kingdom during the Han and Jin Dynasties (朝代)，and covered an area of about 100,000m²．   Outside the city，there are some dried rivers and much farmland．In the past century，many coins，mirrors and other things from Greek and Roman have been dug out there．
The Loulan Kingdom is now a lifeless area with endless “forests” of mounds (小丘）which aren’t easily seen in other parts of the world．So people from many countries have been interested in this place．
根据材料内容，从下面五个选项中选出能填入文中空缺处的最佳选项，使短文意思通 顺、内容完整。

A．All these things show that business between East and West once took place there．

B．People in Loulan lived a rich life then．

C．Inside the city there are government offices and other old buildings．

D．Then it became an area covered with sand and dead trees．

E．Then a Chinese named Huang Wenbi came to Loulan．