Oracle bones found in china indicate which development made by bronze age civilizations
a. the foundation of daoism
b. animal domestication practices
c. advanced artwork techniques
d. a written system of lauguage

D. a written system of language

Explanation:

AN oracle bone were pieces of bones commonly ox and turtles that were used in ancient China to make predictions and divinations on the future, it was a common use of the Chinese people on this period of time to write symbols on  the bone and then put it into a fire, to see how the bone will crack and wherever the bone cracked that would be the fate of the person that they were trying to predict the future of, this was a common practice and it is believed that helped develop the written system of language.

after the french-indian war.

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