Examine the parameters: Users complain that their sessions for certain transactions hang. You investigate and discover that some users fail to complete their transactions, causing other transactions to wait on row-level locks. Which two actions would you take to prevent this problem? (Choose two.)
A. Increase the maximum number of ITL slots for segments on which a blocking user performs a transaction
B. Decrease the SESSIONS_PER_USER limit in the profiles assigned to blocking users
C. Set a limit in the proles of blocking users to control the number of data blocks that can be accessed in a session
D. Use Database Resource Manager to automatically kill the sessions that are idle and are blocking other sessions
E. Decrease the IDLE_TIME resource limit in the profiles assigned to blocking user