What is the role of family and peers in the development and socialization of children in middle school ?

Correct option is D

(d) Both have important though different roles.
In middle school, both family and peers play significant but distinct roles in a child's development and socialization. Families provide emotional support, basic values, and a sense of security. Peers contribute to socialization, offering opportunities for social learning, cooperation, and the development of interpersonal skills. Each has a unique and crucial influence on the child's emotional, social, and cognitive development.