Let I denote the `3 times 3` identity matrix and P be a matrix obtained by rearranging the columns of I. Then-A. there are six distinct choices for P and det(P)=1B. there are six distinct choices for P and det(P) =`pm`1C. there are some than one choices for P and some of them are not invertible.D. there are more than one choices for P and `P^(-1)=I` in each choice.

Let I denote the `3 times 3` identity matrix and P be a matrix obtaine

1.	Let I denote the `3 times 3` identity matrix and P be a matrix obtained by rearranging the columns of I. Then-A. there are six distinct choices for P and det(P)=1B. there are six distinct choices for P and det(P) =`pm`1C. there are some than one choices for P and some of them are not invertible.D. there are more than one choices for P and `P^(-1)=I` in each choice.
Answer» Correct Answer - B