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Let f and g be two functions given by f=...

Let f and g be two functions given by `f={(0, 1), (2, 0), (3, -4), (4, 2), (5, 7)}`
`g(x)={(0, 2), (1, 0), (2, 4), (-4, 2), (7, 0)` then the range of fog is ___.

A

`{0, 2, 3, 4, 5}`

B

`{-4, 1, 0, 2, 7}`

C

`{1, 2, 3, 4, 5}`

D

`{0, 1, 2}`

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The correct Answer is:
D
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