A persian craftsman trains in the art of papermaking with a chinese merchant whom he has met at a market. this interaction demonstrates which of the following ideas? a. the gold-salt trade was replaced by silk road trade in persia and china. b. the silk road allowed for cultural exchange between china and persia. c. persia and china regulated the silk road during the postclassical era. d. merchants along the silk road preferred to end their journeys in persia

B. the Silk Road allowed for cultural exchange between China and Persia. The Silk Road began in China and ran westward through India and Persia ending in the Byzantine Empire in the city of Constantinople. The Silk Road allowed for goods to move between all of the regions and empires but also created cultural exchange. Each empire learned about science, math, language, and technological advances from one another creating peaks in the power of the empires along the Silk Road.