In the ancient times, which was very important for people to follow? A: social etiquettes B: a basic principle C: social orders D: social foundations

Ren means _________. A: love B: humaneness C: benevalence D: people

Animal studies have ____________ implications. A: ethical B: legal C: social D: all the above

Since parents are usually the major source of social support in early life, a child's _____of parental love may have important effects on their life. A: perception B: tragedy C: concentration D: principle

Which of the following is the main idea of Taoism? A: Advocates universal love and opposes B: It is necessary to lay down laws to unify the thought of people. C: Tao is the course, the principle, the substance, and the standard of all things D: Benevolence and justice