Given: Which three code fragments, inserted independently at line 6, will compile?()
- A、list.add("foo");
- B、Object o = list;
- C、String s = list.get(0);
- D、list = new ArrayList
();
正确答案:B,C,D
答案解析:有

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Given: Which three code fragments, inserted independently at line 6, will compile?()
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