If P(1+alpha/sqrt2 ,2+ alpha/sqrt2) be a...

If `P(1+alpha/sqrt2 ,2+ alpha/sqrt2)` be any point on a line, then the range of values of `alpha` for which the point P lies between the parallel lines x+2y=1 and 2x+4y= 15 is

A

`-4sqrt2/3ltalphalt5sqrt2/6`

B

`0ltalphalt5sqrt2/6`

C

`-4sqrt2/3ltalphalt0`

D

none of these

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The correct Answer is:

A

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