What will the following code print?

def mystery$($num$\_$list$)$: out $=[]$ for num in num$\_$list: if num $>10$: out.append$($num$)$ return out print$($mystery$([5,10,15,20]))$

Group of answer choices

$[10,15,20]$

$[20,15]$

$[15,20]$

$[20,15,10]$