Scribes were extremely important in Sumerian society since they were needed to transcribe everything that was written, because this was before the time of the printing press (which made duplication of such documents are easier).
<span>Industrialization led to goods being produced at a faster rate, which meant a country that had fully industrialized during ww1 could build a bigger army.</span>
I believe it’s D ! I did some research and D seems like the only logical answer.