A vector coplanar with the non-collinear vectors a and b is

1.	A vector coplanar with the non-collinear vectors a and b is
A.	\[\mathbf{a}\times \mathbf{b}\]
B.	\[l\ne 0,\,\,m\ne 0,\,\,n\ne 0\]
C.	\[\mathbf{a}\,.\,\mathbf{b}\]
D.	None of these
Answer» C. \[\mathbf{a}\,.\,\mathbf{b}\]

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A vector coplanar with the non-collinear vectors a and b is

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