Given:<br /> <img src="https://nimg.ppkao.com/2018-08/wenxueying/2018080114364598936.png?sign=94376c54ebe1e4fe4d93a88fafd0ff33&t=62d1c6e0" /><br /> What is the result?()
A、Compilation succeeds.
B、Exactly one class does NOT compile.
C、Exactly two classes do NOT compile.
D、Exactly four classes do NOT compile.
E、Exactly three classes do NOT compile.