What is the purpose of a port group on a Distributed Switch?

Aport groupon avSphere Distributed Switch (VDS)provides:

Logical grouping of virtual ports.

Definesnetwork policiessuch as VLAN IDs, traffic shaping, security policies, and teaming.

Used for segmenting traffic types (vMotion, vSAN, management, VM traffic).

Other options:

A. Enable vSAN connectivity→ Achieved by assigning vSAN traffic to a port group, but not the main definition.

B. Allocate CPU/memory resources→ Done via resource pools, not port groups.

D. Manage storage I/O performance→ Done with Storage I/O Control, not port groups.