Okay, its time we get this sorted out before the manga gets too. Big!
So I'm gonna say:
- Chapter 34 - 40 = Breach Arc
- 23 - 33 = The Female Titan Arc
- 10 - 22 = Transformation Arc
- 1 - 9 = Introduction arc
Wasn't as hard as I thought it would be, agree or not? Oh give me some better names.