What is the main occupation of ancient Chinese

Those occupations were doctors, warriors, farmers, artistians and merchants.

Explanation:

It is an occupation classification used in ancient China by either Confucian or Legalist scholars as far back as the late Zhou dynasty and is considered a central part of the fengjian social structure.

b. the 200th birthday of the united states

explanation:

hitler's  "rise" can be considered to have ended in march 1933, after the reichstag adopted the enabling act of 1933 in that month. president paul von hindenburg had already appointedhitler  as chancellor on 30 january 1933 after a series of parliamentary elections and associated backroom intrigues.