24.花岗岩、砂岩和石英岩分别属于                                                               (     )

       A.变质岩、岩浆岩和沉积岩                   B.沉积岩、岩浆岩和变质岩

       C.岩浆岩、变质岩和沉积岩                   D.岩浆岩、沉积岩和变质岩

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