According to lawrence kohlberg, people who develop an abstract level of reasoning where they perceive basic ethical principles and the moral good as more important than their own self have developed what is known as

conventional morality
preconventional morality
postconventional morality
pseudo morality

Post-conventional morality

Explanation:

Post-conventional morality is known as the highest level of morality described under Kohlberg's model, under this people have engaged in developing their own set of morals and ethics which they tend to further use in order to build their behavior.At times, their morals and ethics are in accordance with social practice, norms, and laws, but also at several times there tends to be a conflict in between the notion of being socially acceptable and individual believes.

Option B.

Explanation:

Preconventional  morality, is the right answer.

Proconventional morality is one of the three forms of Morality. Throughout the preconventional level, the sense of morality in a child is controlled by others. Children believe and accept the precepts of the personality who is judging them, for instance, teachers and parents. In this level. rules enforced power figures are accustomed to receive rewards or avoid punishment.

answer; ///i believe that it means; ///you pay no customs duty on the chocolates;