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Let A={x in R : x ne 0, -4le xle4} and f...

Let `A={x in R : x ne 0, -4le xle4} and f:A rarrR` is defined by `f(x)=(|x|)/(x)` for `x in A.` Then the range of f is

A

`{1, -1}`

B

`{x :0 le x le 1}`

C

`{1}`

D

`{x : -4 le x le 0}`

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The correct Answer is:
A
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