Concept:Social development is shaped by both inborn traits and surrounding influences.
Explanation:Heredity provides the genetic base for a child’s temperament, personality, and cognitive abilities.
Environment includes family, friends, school, and community experiences.
Heredity gives the basic blueprint for growth.
Environment supplies opportunities and challenges that help a child develop socially.
Both factors work together, and neither alone fully determines social development.
The interaction between heredity and environment is continuous and complex.
Therefore, both must be considered together as important factors.
Answer:D. Heredity & Environment