Which statement is true about the database and database-user used during installation of IMS Server?()
A.A preexisting database user may be used but a new database has to be created during installation.
B.A preexisting database may be used but a new database user has to be created during installation.
C.A preexisting database and user may be used or a new database and user are created during installation.
D.A preexisting database and user cannot be used; a new database and user are created during installation.