The most improtant relationship in Confucianism is between parent and child. Option D is correct.
Confucianism refers to a system of social and ethical philosophy rather than a religion. In fact, Confucianism built on an ancient religious foundation to establish the social values, institutions, and transcendent ideals of traditional Chinese society. Confucianism, also referd to as Ruism, is described as tradition, a philosophy, a religion, a humanistic or rationalistic religion, a way of governing, or simply a way of life.