The nouns are:
reporters
scene
survivors
"Has arrived" is the verb phrase in the given sentence "Has your brother arrived yet".
"Has arrived" is the verb phrase in the sentence.
theyhad arrived just before the meeting started.
He arrived with dignity. He arrived, this time with dignity. He arrived, it was with dignity.
Carpathia arrived at 4am to pick up survivors.
Yes, "arrived" is the verb in the sentence "Has your brother arrived yet?" It indicates the action of your brother reaching a particular destination or completing a journey.
arrived
Yes. Both the United States and Britain conducted individual month-long investigations of the sinking. The American one occurred first, the day after the survivors arrived in New York, and the British one occurred immediately afterwards, within a few days after the survivors arrived back in Britain. Many survivors were forced to testify at both inquiries.
The type of sentence is complex.
The survivors of the sinking of Titanic were rescued by the Carpathia. She, at 58 miles away, was told that Titanic was in distress at about 12:27 after midnight and she arrived at the wrecksite at around 4:00 AM.
The adverb in the sentence is "late," modifying the verb "arrived." It describes the manner in which the students arrived.
If Titanic did not sink, my guess is that that it would have arrived a little earlier than Carpathia did when it reached New York with Titanic's survivors