A writing system was developed during the Shang dynasty to . Developments in iron making helped the ancient Chinese produce stronger . The Zhou dynasty constructed roads and canals to .

The correct answers to these open questions are the following.

Although there are no options attached, we can say the following.

A writing system was developed during the Shang dynasty to better understanding and support education, although it first appeared as a form of divination on shells.

Developments in iron making helped the ancient Chinese produce stronger weapons.

The Zhou dynasty constructed roads and canals to have better transportation on land and sea and to develop better trade.

Through the many dynasties of ancient China, Emperors invested in developing systems and tools that gave China an advantage to grow and prosper.

That is why the Chinese came up with important inventions such as powder, paper, print, and the compass.

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