题目内容

用直接插人排序方法对下面四个序列进行排序(由小到大),元素比较次数最少的是( )。

A. 94,32、40、90、80、46、21、69
B. 32,40、21、46、69、94、90、80
C. 21、32、46、40、80、69、90、94
D. 90、69、80、46、21、32、94、40

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