Which invention from song china had the greatest influence on the spread of learning?

Song China had many great acievements and inventions that influenced the knowledge, but the one that helped to spread learning was the movable type printing, which was a great impact in China education. Together with the woodblock, it made possible the mass production of books (also the printing of documents). This caused an expansion in China education because children were encouraged to read and write.

monarchy doesn’t have to have the hereditary element. there have been elective monarchies in the past where you choose your king-for-life and when he dies elect someone else for the job.

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explanation: