You have 100 segments in the USERS tablespace. You realize that the USERS tablespace is running low on space. You can use Segment Advisor to（）.

• A、add data files to the tablespace 
• B、identify the segments that you should shrink 
• C、modify the storage parameters for the tablespace 
• D、automatically shrink the segments with unused space 
• E、check the alerts generated for the tablespace that is running low on space