Minimum number of interchange needed to convert the array 89,19,40,14,17,12,10,2,5,7,11,6,9,70, into a heap with the maximum element at the root is

Minimum number of interchange needed to convert the array 89,19,40,14,

1.	Minimum number of interchange needed to convert the array 89,19,40,14,17,12,10,2,5,7,11,6,9,70, into a heap with the maximum element at the root is
A.	0
B.	1
C.	2
D.	3
Answer» D. 3