D. “This far-reaching policy helped citizens take part in transforming the nation.”

E. “The Tang dynasty also expanded its reach into Korea and central Asia."

C. “When Tai-tsung took the throne in 626, he built upon Kao-tsu’s progress.”

B. “After seizing land from the nobility, Kao-tsu gave fifteen acres to every adult male in China in return for taxes and army service.”

A. “Kao-tsu, the first Tang emperor, knew that a well-run central government was essential to uniting the nation.”