Find the Cross Product of the Unit Vectors $\mathrm { k } \times \mathrm { i }$

Multiple Choice

Find the cross product of the unit vectors $\mathrm { k } \times \mathrm { i }$ .

A) $\mathrm { j }$
B) $- \mathrm { j }$
C) $\mathrm { i }$
D) $- \mathrm { i }$
E) $\mathrm { k }$