A. Hold down the ControlKey and the OptionKey, then click on the application's icon in the dock. The last option in the PopUp menu will be "Force Quit", choose it.
GarageBand from Apple Computer uses audio loops and MIDI loops in Apple Loops format. It can work with Audio Units plug-ins. Apple Macintosh Compatible FireWire and USB interfaces can be used to connect Audio and MIDI instruments to your Mac, and be recorded into GarageBand.
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