The characteristic of machine intelligence is its ______.

A．all-round people in their own fields
B．people whose jobs are to organize other people's work
C．generalists whose educational background is either technical or professional
D．specialists whose chief concern is to provide administrative guidance to others

A．the writer thinks that the specialists' complains have some reasons
B．anything that the computer does can be regarded as thought
C．it is not Very difficult to define thought
D．computers play chess in exactly the same way as humans