Answer:
the last one
Explanation:
He split his territories into provinces ruled by governors
It proved that the world was round to all the people who didn't believe so then.
They were traced by the spread of languages, so your answer should be C. :)
Answer:
The three-field system let farmers plant more crops and therefore increase production. The three field system was a system of crop rotation. The method was that two fields would be planted and one would rest. One third for winter crops, one thirds for spring crops, and one that was left fallow. Crop rotation allows fields to be left unplanted or fallow in order to allow the soil to recover.
Explanation: