Let A be the matrix -4 3 5 11 -5 -5 5 3 (a) What is a basis of the column space of A? In your answer below, if a vector is not needed, let its four entries be 99, 98, 97, 96 in that order, and put all such vectors after the basis vectors. (b) What is a basis of the row space of A? In your answer below, if a vector is not needed, let its four entries be 99, 98, 97, 96 in that order, and put all such vectors after the basis vectors. [ [ [ [ i1 (c) What is a basis of the null space of A? In your answer below, if a vector is not needed, let its four entries be 99, 98, 97, 96 in that order, and put all such vectors after the basis vectors