I think for the first one 2
Temperature, food, pollutants, population density, sound, light, and parasites.
Answer:
first one the first answer
The Chinese were the origins of the Silk Road providing many exports to the rest of the world: The Chinese exported porcelain, tea, silk, and other items.
The Ottomans were the trading post for Silk Road goods into Europe: European traders would come to the Ottoman Empire to trade their goods for goods from all along the Silk Road.
