For all values of A,B,C and P,Q,R the de...

For all values of A,B,C and P,Q,R the determinant given below
`|(cos(A-P),cos(A-Q),cos(A-R)),(cos(B-P),cos(B-Q),cos(B-R)),(cos(C-P),cos(C-Q),cos(C-R))|` is

A

0

B

`cosAcosBcosC`

C

`sinAsinBsinC`

D

`cosPcosQcosR`

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The correct Answer is:

A

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