The Qin dynasty was the first dynasty to start connecting the various walls into a greater whole. That happened around 221 to 206 BC and was done under the reign of Qin Shi Huang. Though the wall was later improved still by other dynasties, it was during the Qin dynasty that the Great Wall of China was first formed into a cohesive structure.
The Great Awakening, because it was a religious revival that encouraged people to go back to church and join a religion.
Answer:
Major developments of transportation included toll roads, steam boats, canals railroads, textile mills, and also interchangeable parts.
Explanation:
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