I think its traveling merchants
I would say that the spread of democracy led to the industrial revolution because it enabled everyone to start their own businesses, thus establishing a capitalistic society whose economy was governed by industrialists.
Both B and D took place, but if you had to choose one, it would be B. The technological advances made farming much more quicker and easier for a large piece of land.
Yes more than likely they were I'm not 100% sure though
Answer:
food
Explanation:
food is the answer to your question