can the answer be more than one? id say both b and d.
Explanation:
by domesticating them, they were able to easily get milk and such from the animal without killing it yet or it foghting back. and also the example of domesticated dogs used to herd sheep. Maybe its just d if it can only be one but id say both b and d
Bc it tells what the majority of the people want someone votes for who they think would be better and then they count the votes and whoever has the most wins.