Given the following Binary Search Tree, if 11 and 19 are removed, the preorder of the resultant tree will be:

Given the following Binary Search Tree, if 11 and 19 are removed, the preorder of the resultant tree will be 11 19 10 31 49 O a. 10,6,4,5,8,17,43,31,49 O b.4,5,6,8,10,17,31,43,49 O c. 10,6,4,5,8,43,31,49,17 d. 6,4,5,8,10, 17,43,31,49