对关键字{10,20,8,25,35,6,18,30,5,15,28}序列进行希尔排序，取增量d =5时，排序结果为（ ）
{6,18,8,5,15,10,20,30,25,35,28}
{10,18,8,5,15,6,20,30,25,35,28}
{10,20,8,5,15,6,18,30,25,35,28}
{10,20,30,5,8,6,15,18,25,28,35}
