Which of the following is false?

a. A JPasswordField shows that characters are being entered, but hides the actual character with an echo character.
b. Class JTextField extends JTextComponent; Class JPasswordField extends JTextField.
c. Both JTextFields and JPasswordFields are single-line areas in which the user can enter text via the keyboard.
d. JPasswordFields generate events; JTextFields do not.

d. JPasswordFields generate events; JTextFields do not.