1. Within the panel described in the previous question, create a button listener and register it with each of the three buttons. Assume that the variables oneButton, twoButton, and threeButton...

1. Within the panel described in the previous question, create a button listener and register it with each of the three buttons. Assume that the variables oneButton, twoButton, and threeButton reference the buttons. Then add the buttons to the panel.

2. What useful information can you obtain from a MouseEvent object?