问题:
What is the result?()
A . Compilation fails because of an error in line 3.
B . Compilation fails because of an error in line 7.
C . Compilation fails because of an error in line 9.
D . If you define D e = new E(),then e.bMethod() invokes the version of bMethod() defined in Line 5.
E . If you define D e = (D)(new E()),then e.bMethod() invokes the version of bMethod() defined in Line 5.
F . If you define D e = (D)(new E()),then e.bMethod() invokes the version of bMethod() defined in Line 9.
What is the result?()
● 参考解析
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