Which of the following statements about Huawei's hyper-converged management eService docking and Plugin docking features is correct?

Which of the following statements about Huawei’s hyper-converged management eService docking and Plugin docking features is correct?

Which of the following statements about Huawei’s hyper-converged management eService docking and Plugin docking features is correct?
A . Huawei Service Support Center supports drop-down selection (4) and manual entry (@Huawei.com email address). The email server provided by the customer and Huawei’s email address can communicate with each other.
B . Huawei’s hyper-converged management and eService docking only support sending alarms to the GTAC center (eService cloud) and remote log collection, but does not support remote health checks, etc.
C . Customers can monitor and manage Huawei’s hyper-converged system through vCenter server to achieve unified management and operation of the system on the vCenter interface. Only one HCI system is supported for access.
D . vCenter Plugin provides monitoring and management of the hardware and storage device resources of Huawei HCI system, and system alarm reporting, but does not support the creation of management volume devices and virtual machine snapshots.

Answer: A