Which two features are reasons for administrators to utilize VMware vCenter Server in virtualized environments? (Choose two.)

Which two features are reasons for administrators to utilize VMware vCenter Server in virtualized environments? (Choose two.)
A . vCenter Server is the only means to access a ESXi host.
B . vCenter Server provides drivers to interface with third-party devices.
C . vCenter Server enables administrators to pool and manage the resources of multiple hosts.
D . vCenter Server acts as a single point of management for VMware ESXi hosts connected in a network.

Answer: C,D