Determine which of the following transformations are linear transformations. O A. The transformation T defined by T(x1, X2) = (2x1 - 3x2, 21 + 4, 5x2). O B. The transformation T defined by T(x1, x2, 3) = (x1, 0, x3) O C. The transformation T defined by T( 1, (2) = (4x 1 - 2c 2, 3|ac2)). D. The transformation T defined by T(x1, X2, 23) = (x1, 2, -23) E. The transformation T defined by T(x1, x2, 23) = (1, x2, 23)