单项选择题
A.w-f
B.f-p，w-f
C.w-f，b-f
D.f-p，w-f b-f
E.Compilation fails.
F.An exception is thrown at runtime.
单项选择题 Given classes defined in two different files： What is the result of executing XMLMessage.main？（）
多项选择题 AdeveloperiscreatingaclassBook，thatneedstoaccessclassPaper.ThePaperclassisdeployedinaJARnamedmyLib.jar.Whichthree，takenindependently，willallowthedevelopertousethePaperclasswhilecompilingtheBookclass？（）
单项选择题 What is the result？（）
