题目内容：
资料：To manage teams organization require effective managers.Highly skilled and trained managers can make more informed decisions. The use of beat practice models enables managers to ensure their teams operate efficiently.This will improve quality for customers as staff will be better trained to deal with customers' needs.It will also improve team effectiveness and help organizations to perform better.As they manage their team, team leaders need to consider the most suitable management style to use. For example, an autocratic manager would like to retain control. Without consulting others, they would tell subordinates what to do.
This is particularly appropriate when decisions need to be made quickly, for instance, in a recession when delays could lead to a business closing. In contrast, a democratic manager would encourage participation by employees. Shared information would allow the team to influence decision making. This is particularly appropriate when there is a highly skilled workforce or when new developments are being considered. However, this style can be time-consuming and so would not be the best option when decisions are needed quickly.
___ is helpful to managers when they are managing their teams?
A.Customers' needs
B.Practice models
C.Books of management
D.A trained secretary
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