单项选择题
What is the result when method testIfA is invoked？（）
A.True B.Not true C.An exception is thrown at runtime. D.Compilation fails because of an error at line 12. E.Compilation fails because of an error at line 19.
单项选择题 Which regular expression， inserted at line 12， correctly splits test into "Test A"， "Test B"， and "Test C"？（）
单项选择题 What is the result？（）
单项选择题 Which code fragment， inserted at line 23， allows the code to compile？（）
