It protected the sultan's power by providing him with a group of extremely loyal officials and soldiers is why the Devshirme system was so important to the Ottoman Empire. The correct option among all the options that are given in the question is the fourth option or option "D". I hope the answer comes to your help.
The monsoons come each season on a regular pattern.
What would you like help with exactly?
Both dynasties revived the trade system along the silk road