27.Education reform, the Chinese government attaches great importance,has attracted a lot of public attention. A.in which B.to which C.in that D.to that 答案:B某烃的衍生物A,其分子式为C6H12O2.实验表明:A和NaOH溶液共热生成B和C;B和盐酸反应生成有机物D;C在铜催化和加热条件下氧化为E;其中D,E都不发生银镜反应.由此判断A的可能结构有
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A.6种B.4种
C.3种D.2种