As I am thinking you mean "Producers" when you say "Sellers" I am going to go with, Yes. You are correct it is Supply.
(Also the other one is called Demand not price)
1. The fishing industry
2. lived on farms.
1. The automobile was an affordable way for Americans to travel. Many Americans had automobiles before the had a proper toilet. 2. The economic "boom" was called the Roaring Twenties. The contributing factors were automobiles, movies, etc. 3. President Coolidge believed in Federalism.
I hope that I got that right. :)
C if not please answer back .