How can you programmatically determine which button a user pressed to respond to an alert?
A.
Use the GET_ALERT_PROPERTY function.
B.
Use the GET_ALERT_BUTTON_PROPERTY function.
C.
Check the value returned by the SHOW_ALERT function to see if it is 1, 2, or 3.
D.
Check the value returned by the SHOW_ALERT function to see if it is ALERT_BUTTON1, ALERT_BUTTON2, or ALERT_BUTTON3.