Explanation:
Development occurs in many types depends upon how u want it to develop and how you helping in it to develop it more easily. As per the psychologists (Developmental psychologists), the development of an individual or child occurs in a orderly or sequential way and in different areas simultaneously.
Social integration is a process in which members of a group or community participate in peaceful and positive social relations. Social integration of individuals contributes to the creation of a peaceful society based on collaboration. In this case, Kevin has greater social integration. This is because he has a large support network and many social roles in his community.