In the Opinion of the Text Writer, What Was the Longest

In the opinion of the text writer, what was the longest lasting impact of the rule of the First Emperor?

A) He had brought order China through the implementation of harsh penalties for non-obedience.
B) He had established the fundamental pattern for Chinese imperial government.
C) He had standardized Chinese writing so that people across the empire could communicate.
D) He had created the roadways and canals that unified the Chinese mainland.