A) 0
B) 1
C) 2
D) None of these
Correct Answer: A
Solution :
\[\mathbf{a}.(\mathbf{c}\times \mathbf{b})=\mathbf{c}.(\mathbf{b}\times \mathbf{a})=0\], (Since \[\mathbf{a}\] and \[\mathbf{b}\] are parallel)
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