Pedagogy should attach importance to educational experience, raise it to the theoretical level, and sum up educational laws from educational experience, so it can enrich and develop pedagogy, so BD is right. If pedagogy is turned into a compilation of educational experience and is only satisfied with the introduction of educational experience, it will deny that pedagogy is a science, which is wrong, so C is right. The compilation of educational experience is mostly a collection of educational practical experience, which is only superficial, partial and individual concrete experience, and has not yet revealed the educational law. Therefore, A's statement is wrong, and the answer is A.