0.0:Waits for the user to press a key, from a list of choices 0.1:choices 0.2:text 0.3:Specifies allowable keys. Default is: 0.4:Do not display the choices at end of prompt 0.5:Be case-sensitive 0.6:Automatically choose key c after nn seconds 0.7:The text to display as a prompt 0.8:Sound an alert (beep) at prompt 3.0:yn 0.9:Incorrect timeout syntax. Expected form Tc,nn or T:c,nn 0.10:Timeout default not in specified (or default) choices