Question

which of the following were advancements made by the han dynasty? silk making and silk culture first writing system standard weights and currency the great wall paper making

Explanation:

Silk - making and silk culture were well - developed before the Han Dynasty. The first writing system predates the Han Dynasty. The Great Wall was mainly built in the Qin Dynasty and further expanded in other dynasties, not a unique Han - Dynasty advancement. Standard weights and currency were important economic measures in the Han Dynasty, and papermaking was invented and improved during the Han Dynasty.

Answer:

C. Standard weights and currency, E. Paper - making