String[] elements = { “for”， “tea”， “too” }； String first = （elements.length > 0）？ elements[0] null； What is the result？（）
- A、 Compilation fails.
- B、 An exception is thrown at runtime.
- C、 The variable first is set to null.
- D、 The variable first is set to elements[0].
正确答案:D
答案解析:有
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