Which two statements are correct about database transportation? （）

• A、The source and target platforms must be the same
• B、Redo logs, control files and temp files are also transported
• C、The transported database must have the same database identifier (DBID) as the source database and cannot be changed
• D、The COMPATIBLE parameter must be set to 10.0.0.0 or higher and the database must be opened in readonly mode before being transported
• E、Recovery Manager (RMAN) is used to convert the necessary data files of the database if the target platform is different and has different endian format