Respuesta :

lizzieshados

Answer:

civil service and government structure,scientific advancements like the cration of paper

Explanation:

thats all I can think of

KeiraC13282

Answer: People from the han dynasty also made rudder which is to help steer a ship. They made the fishing reel which was to reel in fish so they could get it better who knows how they had to fish out fish.

Explanation: can i have brainliest? :)