题目内容：
根据材料回答问题：
A However, direct personal contact is more typically needed to effectively transfer the kind of knowledge that must be creatively applied to particular business problems or opportunities.
B For that, companies really have to bring people together to brainstorm.
C Many companies have tried, with mixed success, to leverage this underused asset by centralising knowledge management functions or by investing heavily in knowledge management technology.
D The entire history of the T-shaped manager is one of evolution, a process that continues to this day.
E The successful T-shaped manager must learn to live with, and ultimately thrive within, the stress created by this dual responsibility.
F By encouraging collaboration, a T-shaped management system can be a powerful counterbalance to such negative behaviour.
G Their experience also suggests guidelines for creating an environment in which T-shaped managers will flourish.
H I am referring to the wealth of expertise, ideas and latent insights that lie scattered across or deeply embedded in their organisations.
根据以上资料请回答第9题：_________。
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答案解析：