Let g(x)=1+x-[x] and f(x)={{:(-1",", x l...

Let `g(x)=1+x-[x]` and `f(x)={{:(-1",", x lt 0),(0",",x=0),(1",", x gt 0):}`, then for all `x`, `f[g(x)]` is equal to

A

x

B

1

C

f (x)

D

g (x)

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The correct Answer is:

B

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