Who is the director of the adventure movie which was released on 2007/3/30?
released on 2007/3/30 refers to release_date = 'Mar 30, 2007'; adventure movie refers to genre = 'Adventure' ;
SELECT T1.director FROM director AS T1 INNER JOIN movies_total_gross AS T2 ON T2.movie_title = T1.name WHERE T2.genre = 'Adventure' AND T2.release_date = 'Mar 30, 2007'