Question

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

Explanation:

The Shang Dynasty is known for developing China's first writing - system. The Great Wall was built mainly in the Qin Dynasty and later dynasties. Silk - making and silk culture had more development in later periods. Paper - making was invented in the Han Dynasty.

Answer:

First writing system