：将List集合对象list索引为5的元素修改为“fyvtc”，应该选择哪个选项（）。A:list.subList(5, “fyvtc”);B:list.set(5,”fyvtc”);C:list.update(5,”fyvtc”);D:list.get(5,”fyvtc”);答案: list.set(5,”fyvtc”);3、

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：将List集合对象list索引为5的元素修改为“fyvtc”，应该选择哪个选项（ ）。A:list.subList(5, “fyvtc”);B:list.set(5,”fyvtc”);C:list.update(5,”fyvtc”);D:list.get(5,”fyvtc”);答案: list.set(5,”fyvtc”);3、