Which statement best describes ACL configuration using configuration session mode on Cisco Nexus switches？（）

A. The verify command will validate commands entered for syntax errors.
B. The save command will save the commands entered to the startup configuration.
C. The network administrator can perform a dry-run ACL configuration by verifying the configuration against the hardware and software resources available before applying it.
D. Configuration sessions can be saved and resumed at any time， even after upgrading NX-OS Software on the switch with ISS
E. Configuration sessions are global for all VDCs on the Nexus 7000.