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【单选题】
下列关于分部分项工程量清单的计量单位的有效位数遵守规定中，不正确的是( )。A.
以“吨”为单位，应保留三位小数，第四位小数四舍五入
B.
以“立方米”“平方米”“米”为单位，应保留三位小数，第四位小数四舍五入
C.
以“千克”为单位，应保留两位小数，第三位小数四舍五入
D.
以“个”“项”为单位，应取整数
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