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Let X and Y be two arbitrary, 3 x 3, non-zero, skew-symmetric matrices and Z be an arbitrary 3 x 3, nonzero, symmetric matrix. Then which of the following matrices is (are) skew symmetric ? 

(A) Y3Z4 - Z4Y3

(B) X44 + Y44 

(C) X4Z3 - Z3X4 

(D) X23 + Y23

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Best answer

(C) X4Z3 - Z3X4 

(D) X23 + Y23

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