How many calls are made to the function BSTSearchRecursive$($node$,$ key$)$ for the search BSTSearch$($tree$,3)$ in the following tree?

BST with root node $6.6\text{'}$s left child is $4$ and right child is $8.4\text{'}$s left child is $3$ and right child is $5.8\text{'}$s left child is $7$ and right child is $9.$

Group of answer choices

$4$

$2$

$3$

$1$