The line x- y+2= 0 touches the parabola ...

The line `x- y+2= 0` touches the parabola `y^(2)= 8x` at the point

A

(2,-4)

B

`(1, 2 sqrt2)`

C

`(4, -4 sqrt2)`

D

(2,4)

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The correct Answer is:

D

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