Tenor sax or alto sax or flute?

i play the tenor sax (so cool) itzs fun and all but should i switch back to alto saxophone because i know the scales way better but its fun to learn the scales on the tenor saxophone. still i need an opinion and badly!!!!!!!!!!!!!!! so help pleaz oh yea i also played the flute but im not 2 good at it but its always good to try something new right ?!?!?!