Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
theory =
1.
à
2.
•Ö
3.
•Ó
4.
“k
ƒŒƒxƒ‹4.
•ÏX
SDAL“‡‰pŒêŠwZ