If the statements above are true, which of the following must also be true on the basis of them? A. People who are helped by business courses in solving management problems also have managerial talent. B. People who are already skilled at solving management problems are unlikely to benefit from business courses. C. Most ideas that are used successfully in solving management problems are those acquired in business courses. D. People who lack managerial talent are more likely to take business courses than are people who have managerial talent. E. Those people who have never taken business courses are unable to solve management problems when such problems arise.