Implementing Cisco IP Switched Networks (SWITCH v2-0) (#464)

Refer to the exhibit. Which two statements about the flag of the EtherChannel is true? (Choose two.)

Flag S indicates Layer 2 is operational.
Flag U indicates EtherChannel is operational.
Flag R indicates Layer 2 is operational.
Flag U indicates Layer 2 is operational.
Flag H indicates EtherChannel is operational.