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If p + q + r = a + b + c = 0, then the determinant |(pa, qb, rc), (qc, ra, pb), (rb, pc, qa)| equals

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If p + q + r = a + b + c = 0, then the determinant |(pa, qb, rc), (qc, ra, pb), (rb, pc, qa)| equals

A. 0 

B. 1 

C. pa + qb + rc 

D. pa + qb + rc + a + b +c

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Correct option  A. 0

Explanation:

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