Which of the following statements about the challenges posed by global information systems is not true? A) Only some core systems are worth coordinating on a transnational basis. B) A sensible strategy is to reduce agency costs by developing only a few core global systems. C) Rank-ordering business processes enables you to decide which should be considered core applications. D) The financial and political costs of defining and implementing transnational systems are extremely high. E) A grand design approach is the most effective way to implement a transnational system