What relationship does this philosophy promote harmony and order

Confucianism is an ethic of moral uprightness, social order, and filial responsibility. Daoism was a philosophy of universal harmony that urged its practitioners not to get too involved in worldly affairs. Legalism is a theory of autocratic, centralized rule and harsh penalties.

The philosophy of harmony and order promotes the relationship between the ruler and the subject.

Explanation:

In the Confucian school of philosophy, five basic relationships that are prevalent in society are given due emphasis in order to explain what would an ideal society be like. The foremost relationship that is talked about is that of the ruler and the subject. It is proposed that if the orders given by the ruler for the good of society are followed by his subjects, it would be the first step towards the establishment of an ideal society.

The figure is not necessarily a parallelogram because only one diagonal is bisected and only one pair of sides is congruent.