单项选择题
What is the result？（）
A.Value is： 8 B.Compilation fails. C.Value is： 12 D.Value is： -12 E.The code runs with no output. F.An exception is thrown at runtime.
单项选择题 What is the result？（）
多项选择题 Which three methods， inserted individually at line 14， will correctly complete class Two？（）
