A cluster administrator is trying to configure tmssa for the non-IP network. Having installed the devices.ssa.tm.rte fileset， what is the next step that must be performed to create the target mode devices？（）  

• A、 Reboot each cluster node.
• B、 Change the ssa node number to a non-zero value.
• C、 Change the SSAR device state from defined to available.
• D、 Run the cfgmgr process on each node to create the target mode devices.