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If a chord, which is not a tangent, of the parabola `y^(2)=16x` has the equation 2x+y=p, and midpoint (h,k), then which of the following is (are) possible value(s) of p,h and k ?

A

p=-2,h=2,k=-4

B

p=-1,h= 1,k=-3

C

p=2,h=3,k=-4

D

p=5,h=4,k=-3

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