[多选题]下列属于理财事业部门设置岗位职责的原则的是：
A.理财业务与其他业务相分离
B.理财产品与其代销的金融产品相分离
C.理财产品之间相分离
D.理财业务操作与其他业务操作相分离
E.严格分离前、中、后台

Two cities that lay at the edge of the Mediterranean more than 1.200 years ago, Herakleion and Eastern Canopus. disappeared suddenly, swallowed by the sea. Now, an international team of scientists may have figured out the mystery of why it happened.
The researchers have concluded that the two cities collapsed when the land they were built on suddenly liquefied(液化).
Until recently, the only evidence that they existed came from Greek mythology and the writings of ancient historians. Then, during expeditions in 1999 and 2000. a team of French marine archaeologists headed by Franck Goddio found the ruins--almost completely intact--buried on the seafloor of the Abu Qir Bay in Egypt.
Since then, there has been much speculation (猜测) about why the cities disappeared so suddenly. Earthquakes, subsistence(生存) conditions, and a rise in sea level have all been suggested as possibilities.
"There are no written documents on how. When, or