Concept:Child-centered pedagogy shifts focus from teacher to student, making learners active participants in their own education.Explanation:In a child-centered classroom, children direct their own learning. They express ideas freely and make choices. Their voice and preferences matter. This approach helps them become independent, responsible, and confident. Students do not passively imitate the teacher or act as blank slates. Instead, they actively build their understanding through exploration and thinking.Answer:B. are active constructors of knowledge.