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多项选择题You discover that a particular group of settings named UserPreferences changes.You need to store the UserPreference settings to prevent affecting other applications. Which two actions should you perform？（）

A、Use the Properties.USerPreferences object

B、Use the Properties.Settings.Default.Userprefences object

C、Use the ConfigurationManager.AppSettings object during runtime

D、Create the settings by using Application scope

E、Create the settings by using User scope

  • B,E

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