Answer:
It did not rely on enslaved laborers.
This is because they did have slaves as the lowest class, but they did not rely on them to build things. The only times they relied on the slaves was when they needed extra soldiers for wars, or needed something built urgently.
Explanation:
(4)Asia and Europe
The Silk Road began in China and ran westward through Asia ending in the Anatolia Peninsula.
The Silk Road was a trading route which brought Asian goods westward to Constantinople. The road began in Hangzhou and Guangzhou, both port cities in China. The road forked north and south going into the Indian peninsula and through the Persian Empire.