Answer:
what do you want us to do
Explanation:
They prevented people from leaving China because the desert were so hard to cross.(ANSWER D) Gobi desert was dangerous and dry, water available was little since oasis were rare. The Taklamakan desert has strorms with whip up frequency The day boils hot while the night freeze cold .In addition it has poisonous snake.
During the fifteenth-century, Europeans weren't just out to search for a sea route to Asia, they had to search for one since the Ottoman Turks controlled the Silk Road, which was the main land route from Europe through the Middle East to Asia. Europeans had began to demand valuable goods such as silk and spices that could only be found in Asia since it has been quite useful to their daily living. Of course, in turn, European merchants had manufactured goods to sell in Asia for those valuable goods such as silk and spices, but when the land route wasn't available and safe anymore, they had to search for sea routes.
Answer:
Its got to be C or D, have a nice day bud, BYE :D
Explanation: