Which of the following best describes how the user is alerted with information system and configuration alerts?
A . A popup occurs and the Windows 7 desktop contrast is dimmed. Until you acknowledge the alert the screen will not move.
B . If Aero is installed the shaking alert flag appears in the index bar of every open window.
C . A flag in the taskbar with a red "x" indicates there is a problem needing attention.
D . All of the above
Answer: C