阅读下列代码片段 class InterestTest______ActionLi
问题:
阅读下列代码片段 class InterestTest______ActionListener{ public voidactionPerformed(ActionEventevent){ double interest=balance*rate/100; balance+=interest; NumberFormat format=Number Format.getCurrencylnstance(): System.out.print]b("balance="+formatter.format(balance)}; } Privatedoublerate; } 在下划线处,应填的正确选项是( )。
A.Implementation
B.Inheritance
C.implements
D.extends