When running the tablespace point-in-time command  
recover tablespace users until time ,,10/06/2008:22:42:00 auxiliary destination ,,c:\oracle\auxiliary; you receive the following error: 
RMAN-00571: =========================================================== 
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS 
=============== RMAN-00571: 
=========================================================== 
RMAN-03002: failure of recover command at 10/08/2008 16:00:30 
RMAN-20202: Tablespace not found in the recovery catalog 
RMAN-06019: could not translate tablespace name "USERS"  
What is the likely cause of the error?（）

A. The database is in ARCHIVELOG mode.
B. There is not a current backup of the database available.
C. The USERS tablespace has dependent objects in other tablespaces and can not be a part of a TSPITR alone.
D. The USERS tablespace is not eligible for TSPITR because it has invalid objects.
E. The recover tablespace command is incorrect and generates the error.