C: Oregon became the first state west of the Rocky Mountains due to its rapid increase in population during the mid-1800s.
I believe the answer is: Market Economy
In the market economy, the type and price of a certain product would be completely driven by the the amount of supply and demand in the market. People in market economy had the right to choose the type of job or goods that they want to produce and tend to be benefited by inventing a new products that well liked by the market.
He is referred to as the "Father of the Nation" in the Republic of China due to his role in the overthrow of the Qing dynasty during the Xinhai Revolution.
Sun remains a unique figure among 20th-century Chinese leaders for being widely revered in both mainland China and Taiwan.
Farmers were probably the hardest hit group of people during the Great Depression. They were already having a tough time from the 1920's because during WWl, they had been making record numbers of crops that were being sent over seas, but once the war ended they ended up with a surplus which dropped the price of wheat and farmers could hardly make a living. Farmers had also bought tractors and farm equipment with an installment plan, which means they buy now and pay later. This caused many farmers to go into debt because once the depression hit they no longer could afford to pay them off. To make matters worse, unsafe farming practices, like not rotating crops, cause the top soil to blow off and huge dust storms, called the Dust Bowl occurred making life miserable for farmers and their families.
You should type it on a computer and then read it out loud to make sure it sounds good to you