I don't understand your question.
A reason could be that trading food wasn’t that popular at the time seeing that you only needed to grow food for your family
Answer:
Refer to Catholic viewpoints im not sure what your asking but im just gonna say this
Explanation:
Inventions, such as new tools, devices, processes, and medicines, have provided significant benefits to society. Inventions help people around the world live longer, healthier, and more productive lives and provide new ways to build, move, communicate, heal, learn, and play.
An invention is a unique or novel device, method, composition, or method. the discovery manner is a procedure inside a universal engineering and product improvement procedure. it is able to be an improvement upon a machine or product or a brand new procedure for growing an object or an end result.
The four fantastic innovations are inventions from historic China that are celebrated in Chinese subculture for their historical importance and as symbols of ancient China's advanced science and era. they're compass, gunpowder, papermaking, and printing.
The definition of an invention is something including a tool or system that has been created or made up or the process of making or making up something or identifying a manner to do something. a brand new form of pc is an instance of an invention.
Learn more about inventions here brainly.com/question/6463555
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