In adolescence, (i)____________ interactions are crucial in forging a self-identity. To be sure, this process often plays out in (ii)____________ as a means of defining and shoring up the sense of self. Kids will seek out like-minded companions, and spurn others who seem different. But when kept within reasonable bounds, this in-group (iii)____________ generally evolves into a more mature friendship pattern. A. adult B. cliquish social behavior C. alienation D. wide-ranging E. dramatic changes in personality F. clustering G. peer H. heightened sociability I. competition