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The point ( [P + 1] , [P] ) (where [.] d...

The point `( [P + 1] , [P] )` (where [.] denotes the greatest integer function), lyinginside the region bounded by the circle `x^2 + y^2 - 2x - 15 = 0 and x^2 + y^2 - 2x - 7 =0,` then :

A

` a in [-1, 0] uu (0,1)uu[1,2]`

B

` a in [-1, 2]-{0,1}`

C

`a in (-1, 2)`

D

none of these

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The correct Answer is:
D
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