单项选择题
What is the result？（）
A.1 B.12 C.14 D.123 E.Compilation fails. F.An exception is thrown at runtime.
单项选择题 What is the result？（）
多项选择题 Which two code fragments represent these relationships？（）
多项选择题 Which two code fragments， inserted independently at line 12， will compile？（）
