Question

Which of the following items could serve as a secondary source for a historian studying early Chinese history?

Answer 1

I think it would be C.

Answer 2

Answer:

C. An essay about China's first emperor written by a university professor

Explanation:

A university professor's research and analysis is more credible than;  

A bronze plow discovered in the ruins of an ancient Chinese city

A chart created in ancient China to track a city's growing population

An announcement written for an early Chinese emperor to deliver to his subjects