【单选题】In 1637 the French mathematician Rene Descartes predicted that it would never be possible to make a machine that thinks as humans do. In 1950, the British mathematician and computer pioneer Alan Turin...
A.
the computer gives better answers
B.
the questioner fails to give identical questions
C.
the questioner can't tell between the answers of a person and a computer
D.
the questioner can't find the person hidden by the computer