Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
period of time =
1.
`
2.
•a
3.
Šú
4.
–ò
ƒŒƒxƒ‹3.
•ÏX
SDAL“‡‰pŒêŠwZ