An administrator wishes to implement highly availble NFS exports within a PowerHA 5.3 cluster. How will theadministrator specify that these should be exported as NFS version 4？（）

• A、Add the exports to the /etc/exports file specifying NFS version 4 as an export option
• B、Install cluster.es.nfs fileset and add the exports to the resource group configuration
• C、Add the exports to the /usr/es/sbin/cluster/etc/exports file and specify NFS version 4 as an export option
• D、Upgrade the cluster to PowerHA 5.4.1， install the cluster.es.nfs fileset and add the exports to the resourcegroup configuration