the sixth form i am going to require a formal dress code. so like dress up to the knees, suits: business attire basically. so i want suggestions on what to wear cuz i want to do my shopping online/i don't really know if i'll have time when back at school soooooooo. i want a plain sort of look yano. i was thinking maybe some sort of dress with a blazer type of situation but not really a fan of full on suits. plz help thanks.