For very traditional Chinese Daoists,
a. At age 160, Lao Tzu (Laozi) departed for the mountains, where he lives to this day
b. the origins of Daoist teachings can be traced back to the historical figure, Lao Tzu (Laozi), who lived about the same time as did Confucius
c. None of these answers are correct
d. Lao Tzu (Laozi) worked for many years as a curator in the Emperor's museum
e. All of these answers are correct