Let A denote the plane consisting of all...

Let A denote the plane consisting of all poins that are equdistant from the points `P (-4,2,1) and Q(2, -4, 3)` and B be the plane `x - y + cz = 1 ` where `c in R`
If the angle between the planes A and B is `45^(@)` then the product of all possible values of c is

A

`-17`

B

`-2`

C

`17`

D

`24/17`

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The correct Answer is:

B

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