Select the set that corresponds to the relation given in the matrix diagram below. Rows of the matrix are numbered 1 through 4 from top to bottom and columns are numbered 1 through 4 from left to right: {(2, 1), (2, 2), (3, 3), (4, 2)} {(1, 2), (2, 2), (2, 4), (3, 3)} {(1, 2), (2, 3), (2, 4), (3, 3)} {(2, 1), (2, 2), (3, 3), (3, 4)}