The most significant contribution of the shang dynasty was

gunpowder
writing
kites
the great wall

The correct answer is B. Writing

Explanation:

The Shang Dynasty was one of the earliest dynasties that existed in Aisa, this dynasty ruled during the 16th century BC and during this period of time, there were multiple palaces, ritual sites and also different artifacts from different materials were created. Besides, it is believed it was during this dynasty Chinese writing was created as different objects such as bones or turtle shells with inscriptions that belong to this dynasty were discovered and that is believed was the basis for the development of subsequent writing system, which is considered as the most important contribution of the Shang dynasty. Therefore, the most significant contribution of the Shang Dynasty was writing as during this dynasty the first writing system in this area was developed.

the right answer is the third one: turnpikes went short distances to connect markets. turnpikes, also known as toll roads, were very important for trade and transportation (of people, goods and products) in the 19th century, coinciding with the expansion towards the west. they contributed significantly to the economic development of the united states.

you will need these

an outline of all three paragraphsan identification of the historical era that you are writing aboutan explanation of the term mass productiona description of two ways new technology affected industrya conclusion that shows how new technologies allowed industrialization to grow