找考题网-背景图
单项选择题

A.to release memory held by the prompt variable B.to cl……

What is the Flush Input Buffer setting used for in the Input tab of the Menu step?()

A.to release memory held by the prompt variable  
B.to clear the value of the menu choice before the prompt is played  
C.to prevent the previous value from being used again on the menu choice  
D.to prevent the caller from entering a menu choice before the prompt has played