In the diagram below, congruent figures 1, 2, and 3 are drawn. B F B 2 E D' D E F D 3 A C B Which sequence of transformations maps figure 1 onto figure 2 and then figure 2 onto figure 3? (I) a reflection followed by a translation (2) a rotation followed by a translation (3) a translation followed by a reflection (4) a translation followed by a mitation.