Answer:
Internal process
Explanation:
The ending of the Ming voyages a result of "internal processes."
The above statement is true because the Ming voyages which were stopped in 1433 were as a result of internal processes, some of which were:
1. Following the death of the Yongle Emperor, his son, Hongxi Emperor, was more of a Confucianist and considered the voyages unnecessary
2. The Ming voyages are considered to be costing the country China a lot of money. Hence they felt it needs to be stopped.
3. The need to secure their borders against the raiders from Mongols and the West.
US land was not rich in much of anything, so it was important to get food and clothing from somewhere.
9×sqr(x² - 144)/x² - 144
Click the picture for a better view
Western Asia, by the Tigris Euphrates river