The necessary condition to diagonalise a matrix is that

(A) its all Eigen values should be distinct.

(B) its Eigen vectors should be independent.

(C) its Eigen values should be real.

(D) the matrix is non-singular.

(A) its all Eigen values should be distinct.

(B) its Eigen vectors should be independent.

(C) its Eigen values should be real.

(D) the matrix is non-singular.