A 2-yeаr-оld child is referred fоr eаrly interventiоn becаuse of delays in communication, social interaction, and adaptive skills. Following an evaluation, the team determines that the child is eligible for early intervention services. The parents report that their primary concerns are communication during mealtimes, participation in family routines, and increasing the child's independence at home. Which document should guide the development and delivery of early intervention services for this child?