Here is the answer. I've already drawn lines to the answer.
I assume the answer is true. There would have to be more trade, it comes with industrialization. Sorry I couldn't help more!
Answer:
The film doesn't always improve the viewers understanding, the film could be lying that it's "based on real events". The film maker doesn't always know the real truth.
Answer:
Lower prices
Explanation:
If you have enough supply that exceeds demand then an owner would need to start selling (I forgot the exact word but its something like this) lower then the original price so it gives more incentive for customers to buy from that pizzeria