How many recursive calls are made to the function NumSeries$()?$

#include int NumSeries$($int num$)\{$ if $($num $==1)$ printf$("\%$d $",$ num$)$; else $\{$ NumSeries$($num $/2)$; printf$("\%$d $",$ num$)$; $\}\}$ int main$($void$)\{$ NumSeries$(5)$; return $0$; $\}$

Group of answer choices

$2$

$3$

$4$

$5$