【单选题】The new trend in artificial intelligence research stems from______.
A.
the shift of the focus of study on to the recognition of the shapes of objects
B.
the belief that human intelligence cannot be duplicated with logical, step-by-step programs
C.
the aspirations of scientists to duplicate the intelligence of a ten-month-old child
D.
the efforts made by scientist in the study of the similarities between transistors and brain cells