若下图为地壳物质循环简略图,则代表石灰岩、大理岩的数字分别是

若下图为地壳物质循环简略图,则代表石灰岩、大理岩的数字分别是

A.③、②  B.②、③  C.④、①  D.①、③

答案

A


解析:

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