I would say A but i am not 100% sure.
The three branches of the government are the Executive, Legislative, and the Judicial branch. https://www.google.com/search?q=three+branches+of+government&rlz=1CAHPZQ_enUS786US786&source=lnms&tbm=isch&sa=X&ved=0ahUKEwi5v5jGr7HdAhVJTd8KHY9RCS8Q_AUICigB&biw=1536&bih=720#
Ptolemaic dynasty occurred closest to the Common era. This era lasted from 305 BC to 30 BC.
Answer:
D...........................
It changed the production because it made it substantially faster<span />
