From the Butterick website:
Pullover tops A, C or gowns B, D have length variations. Pull-on shorts E or pants F, G have length variations and elastic waist. A, B: Close-fitting. C, D: Loose-fitting garments have slightly dropped shoulders and three-quarter length or short sleeves. B, C: Purchased bow trim. All garments have stitched hems.
A, B, C: For moderate stretch knits only.