[edit groups] user@host# show node0 { system { host-name NODE0； } interfaces { fxp0 { unit 0 { family inet { address 1.1.1.1/24； } } } } } node1 { system { host-name NODE1； } interfaces { fxp0 { unit 0 { family inet { address 1.1.1.2/24； } } } } } In the exhibit， what is the function of the configuration statements？（）

• A、This section is where you define all chassis clustering configuration.
• B、This configuration is required for members of a chassis cluster to talk to each other.
• C、You can apply this configuration in the chassis cluster to make configuration easier.
• D、This section is where unique node configuration is applied.