What does this query do$?$

SELECT $*$ FROM movies AS m$1$ WHERE runtime $>=$

SELECT MIN$($runtime$)$ FROM movies AS m$2$ WHERE m$2.$genre $=$ m$1.$genre $)$;

Selects every movie whose genre's minimum runtime is bigger than the movie's runtime.

Selects every movie whose genre has the shortest minimum runtime.

Selects every movie whose runtime is bigger than every other movie in its genre.

Selects every movie.

Selects every movie whose genre's minimum runtime is bigger than or equal to the movie's runtime.

Selects every movie whose genre is the same as the shortest movie.