Answer:
1.) Mountains, rivers, valleys, deserts, and plains made barriers for th travelers.
2.)Because the longer the goods travel, and he more merchants hands they passed through, the more expensive the goods became.
3.) Alexandria the Farthest
4.) Kashgar is the westernmost city in China, bordering Tajikistan and Kyrgyzstan. The city has a rich history of more than 2,000 years and served as a trading post and strategically important city on the Silk Road.
5.) Yes, I do think that trade between countries today still ends up in the exchange of technology and concepts. i feel so because the things people were trading, helped people get ideas of what to create within the future.
hope this help and as always here to help have a great day :))
