$5$

Multiple Choice

$4$ points

Select the sentence that correctly describes the value returned by Post$-$order$(r,$ where $r$ is the root of a tree.For every child w of v:x:$=$ Post$-$order$($w$)$End$-$forIf $($x$>$ Count$)$ Count :$=$ xReturn$($ Count $)$The number of internal vertices in the tree.The number of leaves in the tree.The largest number of children belonging to any vertex in the tree.The height of the tree.