The correct options are
B Lao Tze
C Mencius
D Confucius
Chinese poets and philosophers such as Lao Tze, Confucius, Mencius, Mo Ti and Tao Chien contributed to the development of Chinese civilisation.
Lao Tze was the master archive keeper of Chou state and the founder of Taoism; Confucius was a political reformer. Mencius was another well-known Chinese philosopher, who travelled throughout China and offered his counsel to the rulers.