What is confucianism?
a. an indian religion
b. a polytheistic chinese religion
c. a mesopotamian religion
d. a chinese philosophy focused on social relations

Confucianism is a Chinese philosophy focused on social relations. The correct option among all the options given in the question is option "d". Confucianism is sometimes described as a religion and is also known by the name Ruism. Confucius was the Chinese philosopher and Confucianism or Ruism developed from his teachings and started during the Spring and autumn period. The revival of Confucianism started during the ruling of the Tang Dynasty in China. Confucianism actually started as a response to other two religions of Buddhism and Taoism.