Which statement is true about a DB2 user that is to be used as the database user for IBM Tivoli Access Manager for Enterprise Single Sign-On IMS Server？（）

A.The database user must be created using DB2 Control Center.

B.The database user must be created using the DB2 Command Line Processor.

C.The database user may be created using DB2 Control Center or DB2 Command Line Processor.

D.The database user must be created by IBM Tivoli Access Manager for Enterprise Single Sign-On V8.0.1 IMS Installer.