You are developing power management applications in an OS design. You need to ensure that the applications receive notifications from Power Manager. What should you do?
A.
Call the DevicePowerNotify function.
B.
Call the RequestPowerNotifications function.
C.
Change a value for the [HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Power] registry key.
D.
Change a value for the
[HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Power\ActivityTimers] registry key.