Implementing Cisco IP Switched Networks (SWITCH v2-0) (#469)

Refer to the exhibit. Which two statements about the network environment are true? (Choose two.)

UDLD aggressive mode put the interface into an error-disabled state.
After the error is corrected, the udld reset command recovers the disabled ports.
The UDLD mode changed from normal to aggressive when the error was detected.
The interface was error-disabled as the result of STP.
UDLD negotiation failed when the neighbor switch went offline.