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.
And the answer is The Bill of Rights. Bill of rights it was <span> added to the constitution that listed rights not already in the constitution.</span>
