29. The author claims that the “scientific approach has paid increasingly rich dividends in knowledge, however.” What does it most likely mean?
(A) The scientific approach has paid off in terms of producing new knowledge.
(B) The scientific approach has made great profits in the biochemical industry.
(C) We have known a great deal of knowledge about the scientific approach to business.
(D) We have made a lot of money by using the scientific approach to solving problems.