Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
period of time =
1.
—V
2.
Šú
3.
Ž•
4.
‰®
ƒŒƒxƒ‹3.
•ÏX
SDAL“‡‰pŒêŠwZ