Concept:Inclusion means including every child, regardless of differences or disabilities. For it to succeed, awareness and sensitivity toward each child’s unique needs are essential.Explanation:Sensitization helps teachers and schools understand and support students with special needs. Other key factors include teacher collaboration, active parental involvement, flexible teaching methods, and use of multilingual resources. Among the given options, only sensitization directly fosters a truly inclusive environment. Segregation and lack of capacity building work against inclusion, while no parental involvement harms it.Answer:D. Sensitization