Question:You need to write a multicast delegate that accepts a DateTime argument. Which code segment should you use? 

A public delegate void PowerDeviceOn(DateTime autoPowerOff); 

B public delegate bool PowerDeviceOn(DateTime autoPowerOff); 

C public delegate int PowerDeviceOn(bool result,
DateTime autoPowerOff); 

D public delegate bool PowerDeviceOn(object sender,
EventArgs autoPowerOff); 

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