Which sentence from the passage best shows the author's viewpoint?
A. This ability of Al programs to solve a problem based on facts rather than on a fixed series of steps is what
mimics the thought process of a human brain.
B. For example, IBM developed Deep Blue, a chess-playing computer that defeated Garry Kasparov in 1997.
C. The most important issue going forward is how Al technology can best serve the humans who created it.
D. Scientists and engineers are working on computer software intended to imitate the human thought
process, such as learning and reasoning.
