Why was shi huangdi an important figure in chinese history?
he was the first emperor to rule according to confucian principles.
he was the first emperor to rule according to the principles of legalism.
he wrote a collection of daoist sayings.
he greatly expanded the territory of the chinese empire.

B rules by introducing legalism As the first ruler of a unified China, Shi Huangdi implemented a number of reforms that were intended to align the various peoples and cultures of China. He made advances in all areas of society. Most of these reforms were, however, forced on the population with little regard for existing systems and traditions. He used the policies of the Qin state as a basis for a unified China. The feudalism of the other states was abolished to make way for a bureaucratic system.

Iagree ☝️ with that dude