What are the contents of names$\_$list after the following code is executed?

names$\_$list $=[$one$,$two$,$three$]$

digits$\_$list $=[1,2,3]$

names$\_$list $=$ names$\_$list $+$ digits$\_$list

Group of answer choices

$[1,2,3,$one$,$two$,$three$]$

$[1$one$,2$two$,3$three$]$

$[$two$,$four$,$six$]$

$[$one$,$two$,$three$,1,2,3]$