1
What method of communication is mentioned as being used in ancient times? )
2
Who found Ake Viking's message in a bottle?
3
What did Ake Viking throw into the sea in 1956?
4
How long did it take for Ake Viking to receive a response to his message in a bottle?
5
How long did it take for Ake Viking to receive a response to his message in a bottle?
6
What method of communication did people use on the Titanic, according to the text?
7
What does the pronoun "they" refer to in the sentence: "In ancient times, they used smoke signals and after writing developed, they invented more ingenious methods of delivering messages"?
8
What happened to Ake Viking's letter after he threw it into the sea?
