单选题

已知关键字序列5,8,12,19,28,20,15,22是最小堆，插入关键字3，调整后得到的最小堆是()

Question

A. 3,8,12,5,20,15,22,28,19

B. 3,5,12,19,20,15,22,8,28

C. 3,12,5,8,28,20,15,22,19

D. 3,5,12,8,28,20,15,22,19