One contributing factor to the Great depression was that prices inflated from speculation and what?

The Great Depression was a severe worldwide economic depression that took place mostly during the 1930s, beginning in the United States. The timing of the Great Depression varied across the world; in most countries, it started in 1929 and lasted until the late 1930s. It was the longest, deepest, and most widespread depression of the 20th century. The Great Depression is commonly used as an example of how intensely the global economy can decline.

Explanation:

answer: c  

the factory goes out of business, causing the workers to lose their jobs.

explanation:

demand is the need and oportunity to buy a given good or service.