I Given the following attribute affinity matrix 30 0 15 15 0 0 40 0 0 40 15 0 35 10 0 15 010 25 5 0 40 0 5 45 The first three columns are placed A1, A3, A2 calculate the contribution values for each possible placement of A4 and determine where it should go. I Given the following attribute affinity matrix 30 0 15 15 0 0 40 0 0 40 15 0 35 10 0 15 010 25 5 0 40 0 5 45 The first three columns are placed A1, A3, A2 calculate the contribution values for each possible placement of A4 and determine where it should go