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.