निम्नलिखित मनोवैज्ञानिकों में से किसने विकास का सिद्धांत प्रतिपादित करने के लिए नैतिक दुविधाओं (moral dilemmas) के प्रति बच्चों की प्रतिक्रियाओं का व्यापक अध्ययन किया?

The bioecological model of development, which pictures the environment as a series of nested structures, was proposed by whom?

Match the following stages of Kohlberg's moral development theory with their respective characteristics: Moral Stages: (a) Conforming to obtain reward (b) Maintaining social order (c) Good interpersonal relationships (d) Universal ethical principles Characteristics: (i) Getting the approval of others (ii) Stage based on self-interest (iii) Eternal values accepted by conscience (iv) Importance of justice and law Choose the correct code: