What was a main advantage of the three-field system?
Crops matured at different times.
New types of crops could be grown.
Extra food reduced the chance of famine,
Multiple harvests became commonplace.

Kay is a thoughtful and considerate person but has a difficult time making decisions on her own. she relies on her one best friend, someone she has known since childhood, to give her advice on virtually every decision she makes. sometimes kay even asks the friend to make the decision for her. at work, she holds a position far below her potential and has refused several promotion opportunities. she is most likely suffering from personality disorder.