Given： 
What is the result？ （）
- A、 A new Item object is created with the preferred value in the id attribute.
- B、 The attribute id in the Item object is modified to the new value.
- C、 Compilation fails.
- D、 An exception is thrown at runtime.
- E、 The attribute id in the Item object remains unchanged.
正确答案:C
答案解析:有
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