question_answer

The square root of \[{{\mathbf{(ab+ac-bc)}}^{\mathbf{2}}}\mathbf{-4abc(a-b)}\]is ________

A) \[(bc+ca-ab)\]                                      

B) \[(ab+bc-ca)\]

C) \[(ab+bc+ca)\]

D)                                            \[(ab-bc+ca)\]

E) None of these