Concept:Child development covers many interconnected areas. Physical, motor, language, social, emotional, and cognitive aspects all grow together.Explanation:Child development is a broad process. It includes all types of growth. Physical development involves changes in body size and bones. Motor development includes movement skills like crawling and walking. Language development starts with babbling and later forms words. Emotional development begins with smiles and evolves into complex feelings. Social development involves forming attachments with caregivers. Cognitive development covers thinking and understanding. The question lists three specific aspects: physical, motor, and language. All three are indeed part of child development. Therefore, the correct choice is the option that includes all of them.Answer:D. All of the above