单选题

有一个数组,元素为70,10,40,30,190,100,130,160,...

Question

有一个数组,元素为70,10,40,30,190,100,130,160,90,80,将它进行堆排序,当刚刚建成大根堆时,它
所对应二叉树的前序遍历是多少?

A. 190,160,130,100,90,80,70,40,30,10

B. 30,90,70,160,10,80,190,100,130,40

C. 190,70,160,30,90,10,80,130,100,40

D. 30,70,90,10,80,160,100,40,130,190