An industry customer purchased several Huawei OceanStor Pacific 9950 distributed storages for business deployment. Now the engineer needs to configure NFS file sharing services on the storage. Which of the following configuration operations is correct?

An industry customer purchased several Huawei OceanStor Pacific 9950 distributed storages for business deployment. Now the engineer needs to configure NFS file sharing services on the storage. Which of the following configuration operations is correct?
A . Before creating an account, engineers must create a Dtree and a namespace.
B . When configuring a business network, engineers must create subnets and AccessZones, and in the subnet configuration, engineers must disable the universal DNS service.
C . If the engineer wants to enable the NFSv4.0 service, he can do so by configuring the change service Nfs-config nfsv40-status-enable account-name-XX command.
D . When creating an NFS share, engineers do not need to select a namespace, but must select a dtree.

Answer: C