Lawrence Kohlberg's theory of moral reasoning has been criticized on several counts. Which of the following statements is correct in the context of this criticism? [CTET-Sept.-2016-II]

• A. Kohlberg has based his study primarily on a male sample.
• B. Kohlberg has not given typical responses to each stage of moral reasoning.
• C. Kohlberg has duplicated Piaget's methods of arriving at his theoretical framework.
• D. Kohlberg's theory does not focus on children's responses.