单项选择题
Given: 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.
A.public void foo() {} B.public int foo() { return 3; } C.public Two foo() { return this; } D.public One foo() { return this; } E.public Object foo() { return this; }
A.3 B.23 C.32 D.123 E.321