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【单选题】
对线性分组码，下列哪种说法是错误的？
A.
线性分组码是指信息位和监督位满足一组线性方程 ；
B.
线性分组码的监督矩阵是用来说明监督码元与信息码元之间关系的矩阵 ；
C.
线性分组码监督矩阵 的 行数为监督码元个数，列数为码长 ；
D.
由 线性分组码的监督矩阵 还不能确定 线性分组码的生成矩阵 。
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