Bob is going on a trip with his laptop configured with Windows 2000 Professional. He is concerned that he will run out of battery life and his system will crash. He asks you to configure the power savings feature so that when he is not using his laptop, it will save his work and power down. You go into Advanced Power Management options. What should you do next?（）

• A、Set the system to hibernation mode to 15 minutes.
• B、Set the system to snooze mode after 15 minutes.
• C、Max Battery
• D、Presentation
• E、Minimal Power Management