Concept:A child-centered classroom prioritizes the unique needs, interests, and learning styles of each student. Explanation:The teacher acts as a facilitator, not the sole authority. She/he adapts methods to support every child's growth. This approach avoids fear or rigid ability grouping. Instead, the teacher observes each learner's strengths and challenges. She/he provides personalized guidance, feedback, and activities. This fosters active participation, autonomy, and a sense of ownership. Thus, the key feature is giving individual attention to each learner. Answer:Option D: Pays individual attention to each learner.