Consider the following AVL tree:

After $\text{'}17\text{'}$ is inserted into the above tree, which of the following is the correct level$-$order traversal:

$4,12,17,16,13,9$

$13,9,4,12,16,17$

$4,9,12,13,16,17$

$4,12,13,17,16,9$

$13,9,16,4,12,17$

$12,9,4,13,16,17$

$9,4,13,12,17,16$