Which development would best serve as a turning point between two historical periods? a. a historian discovers artifacts that offer new information about a historical figure b. a country's leader hosts a conference to discuss changing international trade agreements c. an inventor creates a new technology that revolutionizes an important industry d. a business publishes a report describing its efforts to reduce its environmental impact

C. An inventor creates a new technology that revolutionizes an important industry

Explanation:

The letter C shows a turning point between two historical periods. That's because when a new technology that revolutionizes an important industry is created, it creates a turning point between a period with less technology and a period with more technology. This new technology begins a new historical period.

because of its location and commercial importance, atlanta was used as a center for military operations and as a supply route by the confederate army during the civil war. therefore, it also became a target for the union army. general william tecumseh sherman and his troops captured the city in 1864.

the main inference that can be drawn from jean jacques rousseau's book the social contract is: a. people can enjoy civil and physical freedom, even if it sometimes harms society.