How does Drake define a technological civilization?

  • Thread starter Thread starter ludaKRISTY
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ludaKRISTY

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A) one that can communicate over interstellar distances
B) one that has a written language
C) one that can have the intelligence not to destroy itself
D) one that can get into space
E) one that can construct metal tools

Is C correct?
 
Yes, A, because he states we should look for planets with comms emmissions going off them.
 
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