Question $9$

Suppose list$1$ is $3,4,5,20,5,25,1,3,$ what is list$1$ after list$1.$sort$()?$

$3,4,5,20,5,25,1,3$

$1,3,3,4,5,5,20,25$

$25,20,5,5,4,3,3,1$

$1,3,4,5,20,5,25,3$